Asteroids
Greenland crater renewed the debate over an ancient climate mystery  SCIENCE-NEWS · 2 hours
Scientists disagree on what a possible crater found under Greenland’s ice means for the Younger Dryas impact hypothesis. more
Asteroid no longer expected to smack Earth in eight years - CNET  CNET · 4 days
Oh, you didn't hear about the impending disaster? Don't worry, it's all cleared up now. more
After a 1.2 billion-mile journey, a reward: There is water on the asteroid Bennu  PHYS.ORG · 4 days
Nineteen years ago, scientists discovered an asteroid oscillating between the orbits of Earth and Mars. In 2013, they mapped it,... more
On This Day in Space! Dec. 13, 2012: Chinese Spacecraft Flies by Asteroid Toutatis  SPACE.COM · 4 days
On Dec. 13, 2012, a Chinese spacecraft flew by the asteroid Toutatis. See how it happened in our On This... more
Photos from Japan space rovers show rocky asteroid surface  PHYS.ORG · 4 days
Japan's space agency says more than 200 photos taken by two small rovers on an asteroid show no signs of a smooth area for the planned touchdown of a spacecraft... more
Photos from Japan space rovers show rocky asteroid surface  ABC NEWS · 4 days
Japan's space agency says more than 200 photos taken by two small rovers on an asteroid show no signs of a smooth area for the planned touchdown of a spacecraft... more
OSIRIS-REx Discovers Water on Asteroid Bennu  ASTRO WATCH · 5 days
From August through early December, the OSIRIS-REx spacecraft aimed three of its science instruments toward Bennu and began making the mission's first observations of... more
NASA's OSIRIS-REx Prepares for New Year's Eve Date with Asteroid Bennu  SPACE.COM · 5 days
2018 has been quite a year for spaceflight, but it's not over yet, and the OSIRIS-REx mission has one more major task to accomplish before the... more
OSIRIS-REx Finds Water-Bearing Minerals on Asteroid Bennu  SCI-NEWS.COM · 6 days
New data from two instruments on NASA’s OSIRIS-REx spacecraft — the OSIRIS-REx Visible and Infrared Spectrometer (OVIRS) and the OSIRIS-REx Thermal Emissions... more
Asteroid Bennu Had Water! NASA Probe Makes Tantalizing Find  LIVE SCIENCE · 6 days
NASA's OSIRIS-REx probe, which just arrived at the asteroid Bennu last week, has already found lots of hydrated minerals on the space rock, mission team members announced today (Dec. 10). more
NASA's first look: Tiny asteroid is studded with boulders  PHYS.ORG · 6 days
NASA's first look at a tiny asteroid shows the space rock is more moist and studded with boulders than originally thought. more
NASA's OSIRIS-REx Probe Finds Signs of Water on Asteroid Bennu  Gadgets 360 · 6 days
OSIRIS-REx, which flew last week within a scant 19km of the asteroid Bennu some 2.25 million kilometres from Earth, found traces of hydrogen and oxygen molecules. more
NASA probe finds signs of water on nearby asteroid Bennu  REUTERS · 7 days
NASA's OSIRIS-REx spacecraft has discovered ingredients for water on a relatively nearby skyscraper-sized asteroid, a rocky... more
Quadrantid Meteor Shower: Odd in Several Ways  SPACE.COM · 7 days
The Quadrantids are a meteor shower in January that peak for only about six hours, are named for a constellation that no longer exists and come from an asteroid rather than a comet. more
NASA's Osiris-Rex finds water in its first week at asteroid Bennu - CNET  CNET · 7 days
The spacecraft is still months away from its planned pick-pocketing maneuver, but it's already learned much about its mark. more
NASA's first look: Tiny asteroid is studded with boulders  ABC NEWS · 7 days
NASA's first look: Tiny asteroid Bennu has more boulders, moister than scientists initially thought more
Asteroid Bennu Had Water! NASA Probe Makes Tantalizing Find  SPACE.COM · 7 days
NASA's OSIRIS-REx probe, which just arrived at the asteroid Bennu last week, has already found lots of hydrated minerals on the space rock, mission team members announced today (Dec. 10). more
Geminid Meteor Shower: Dust From an Asteroid  SPACE.COM · 7 days
The Geminids come from an asteroid, 3200 Phaethon, but scientists are still trying to figure out exactly how it sheds enough debris to produce the bright meteor shower. more
OSIRIS-REx discovers water on asteroid, confirms Bennu as excellent mission target  PHYS.ORG · 7 days
From August through early December, the OSIRIS-REx spacecraft aimed three of its science instruments toward Bennu and began making the mission's first observations of the asteroid.... more
Water found on asteroid, confirming Bennu as excellent mission target  SCIENCE DAILY · 7 days
Spectral observations made by the OSIRIS-REx spacecraft identified hydrated minerals across the asteroid, confirming that Bennu, a remnant from early in the formation of the solar system, is... more
A Radio Search for Artificial Emissions from 'Oumuamua  ASTRO WATCH · 1 week
It’s the first time a visitor from another star system has been seen nearby. But what is it? An asteroid,... more
Planetary Defense: The Bennu Experiment  ASTRO WATCH · 1 week
On Dec. 3, after traveling billions of kilometers from Earth, NASA's OSIRIS-REx spacecraft reached its target, Bennu, and kicked off a nearly two-year, up-close investigation of... more
Planetary defense: The Bennu experiment  SCIENCE DAILY · 1 week
On Dec. 3, after traveling billions of kilometers from Earth, NASA's OSIRIS-REx spacecraft reached its target, Bennu, and kicked off a nearly two-year, up-close investigation of the asteroid. It will inspect nearly every square inch of this ancient... more
Planetary defense: The Bennu experiment  PHYS.ORG · 1 week
On Dec. 3, after traveling billions of kilometers from Earth, NASA's OSIRIS-REx spacecraft reached its target, Bennu, and kicked off a nearly two-year, up-close investigation of the asteroid. It will inspect nearly every square inch of this ancient... more
A radio search for artificial emissions from 'Oumuamua  PHYS.ORG · 2 weeks
It's the first time a visitor from another star system has been seen nearby. But what is it? An asteroid, a comet … or an alien artifact? more
OSIRIS-REx Arrives at Asteroid Bennu  ASTRO WATCH · 2 weeks
NASA’s Origins, Spectral Interpretation, Resource Identification, Security-Regolith Explorer (OSIRIS-REx) spacecraft completed its 1.2 billion-mile (2 billion-kilometer) journey to arrive at the asteroid Bennu Monday. The spacecraft... more
NASA's OSIRIS-REx spacecraft arrives at asteroid Bennu  SCIENCE DAILY · 2 weeks
NASA's Origins, Spectral Interpretation, Resource Identification, Security-Regolith Explorer (OSIRIS-REx) spacecraft completed its 1.2 billion-mile (2 billion-kilometer) journey to arrive at the asteroid Bennu Monday. The spacecraft executed a maneuver that transitioned it from flying... more
NASA’s OSIRIS-REx Spacecraft Arrives at Asteroid Bennu  SCI-NEWS.COM · 2 weeks
After traveling through space for more than two years and 1.2 billion miles (2 billion km), NASA’s OSIRIS-REx (Origins, Spectral Interpretation, Resource... more
Taking the measure of an asteroid  PHYS.ORG · 2 weeks
CU Boulder scientists have a front row seat today to observe a NASA spacecraft as it arrives at the asteroid Bennu, coming to within 4.5 miles of the space rock. more
What's Next for NASA's OSIRIS-REx Probe at Asteroid Bennu?  SPACE.COM · 2 weeks
NASA's OSIRIS-REx arrived at the diamond-shaped near-Earth asteroid Bennu yesterday (Dec. 3). Here's what to expect next from NASA's first asteroid-sampling mission. more
NASA's OSIRIS-REx Probe, Its First Asteroid Sample Collector, Reaches Target 'Bennu'  Gadgets 360 · 2 weeks
NASA's first-ever mission designed to visit an asteroid and return a sample of its dust back to Earth arrived Monday at its destination, Bennu. more
Hello, Bennu! NASA Asteroid-Sampling Probe Reaches Its Target Space Rock  LIVE SCIENCE · 2 weeks
NASA's OSIRIS-REx probe sidled up to the diamond-shaped asteroid Bennu today (Dec. 3), bringing an end to a circuitous deep-space chase that lasted 27 months. more
Life has a new ingredient  SCIENCE DAILY · 2 weeks
Our prehistoric Earth, bombarded with asteroids and lightening, rife with bubbling geothermal pools, may not seem hospitable today. But somewhere in the chemical chaos of our early planet, life did form. How? For decades, scientists have created miniature... more
NASA's Osiris-Rex meets asteroid Bennu for cosmic pickpocketing - CNET  CNET · 2 weeks
The spacecraft's mission? To learn more about an asteroid that could potentially hit Earth in the next century. more
NASA spacecraft arrives at asteroid Bennu  CBC · 2 weeks
After a two-year chase, a NASA spacecraft arrived Monday at the ancient asteroid Bennu, its first visitor in billions of years. more
NASA's OSIRIS-REx spacecraft visits asteroid Bennu  CBC · 2 weeks
After a two-year chase, a NASA spacecraft arrived Monday at the ancient asteroid Bennu, its first visitor in billions of years. more
NASA spacecraft arrives at ancient asteroid, its first visitor  PHYS.ORG · 2 weeks
After a two-year chase, a NASA spacecraft arrived Monday at the ancient asteroid Bennu, its first visitor in billions of years. more
After a two-year journey, a NASA spacecraft arrives at its target asteroid  THE VERGE · 2 weeks
Today, one of NASA’s deep-space probes, OSIRIS-REx, arrived at the space rock it’s been traveling toward for the last two years, an asteroid named... more
Hello, Bennu! NASA Asteroid-Sampling Probe Reaches Its Target Space Rock  SPACE.COM · 2 weeks
NASA's OSIRIS-REx probe sidled up to the diamond-shaped asteroid Bennu today (Dec. 3), bringing an end to a circuitous deep-space chase that lasted 27 months. more
NASA's OSIRIS-REx spacecraft arrives at asteroid  CBC · 2 weeks
NASA spacecraft OSIRIS-REx arrives at an asteroid named Bennu this morning on a mission to collect a sample from the asteroid's surface and bring... more
InSight Landed inside Sand-Filled Crater, NASA Researchers Say  SCI-NEWS.COM · 2 weeks
On November 26, 2018, NASA’s InSight probe touched down on the western side of a flat, smooth expanse of lava... more
NASA's first asteroid sample-collector nears target, Bennu  PHYS.ORG · 2 weeks
NASA's first-ever mission designed to visit an asteroid and return a sample of its dust back to Earth arrives Monday at its destination, Bennu, two years after launching from Cape Canaveral, Florida. more
NASA Arrives at Bennu Today, But Exactly Where Is That Asteroid?  LIVE SCIENCE · 2 weeks
NASA is starting scientific observations of a new asteroid called Bennu today (Dec. 3), kicking the OSIRIS-REx mission into full gear. more
NASA Arrives at Bennu Today, But Exactly Where Is That Asteroid?  SPACE.COM · 2 weeks
NASA is starting scientific observations of a new asteroid called Bennu today (Dec. 3), kicking the OSIRIS-REx mission into full gear. more
You Can Watch 2 Rocket Launches and a Spacecraft Reach an Asteroid Monday!  SPACE.COM · 2 weeks
NASA apparently likes to keep its Mondays exciting; tomorrow, the agency will participate in a crew launch to the International Space Station... more
Mars New Home 'a Large Sandbox'  ASTRO WATCH · 2 weeks
With InSight safely on the surface of Mars, the mission team at NASA's Jet Propulsion Laboratory in Pasadena, California, is busy learning more about... more
Mars new home 'a large sandbox'  PHYS.ORG · 2 weeks
With InSight safely on the surface of Mars, the mission team at NASA's Jet Propulsion Laboratory in Pasadena, California, is busy learning more about the spacecraft's landing site. They knew when InSight landed on Nov. 26... more
The Space Party Continues: NASA Probe Arrives at Asteroid Bennu Monday  SPACE.COM · 2 weeks
I hope you're not all partied out after the InSight lander's successful touchdown on Mars this week, because there's another big spaceflight event just around the... more
NASA's OSIRIS-REx Probe on Course to Reach Asteroid Bennu on December  Gadgets 360 · 2 weeks
A NASA spacecraft designed to bring a small sample from asteroid Bennu to Earth is on course to arrive at its destination on December 3 more
Hayabusa2 Team Prepares for Asteroid Sample Collection  ASTRO WATCH · 3 weeks
JAXA’s (Japan Aerospace Exploration Agency’s) Hayabusa2 mission is on track to return samples from its target asteroid, 162173 Ryugu, and Planetary Science... more
Huge crater discovered in Greenland – here's how the impact may have wiped out the mammoths  PHYS.ORG · 3 weeks
Scientists have discovered a 31km wide impact crater beneath the Hiawatha glacier in Greenland. The discovery,... more
Newly Discovered 50-meter-wide Asteroid Passes by Earth  ASTRO WATCH · 3 weeks
A newly detected asteroid, estimated to be about 50 meters in diameter, flew by Earth on Saturday, November 24, at around 9:40... more
NASA's Lucy in the Sky with … Asteroids?  ASTRO WATCH · 4 weeks
A little over 4 billion years ago, the planets in our solar system coexisted with vast numbers of small rocky... more
Martian Moon Phobos Got Its Strange Grooves from Rolling Boulders  SCI-NEWS.COM · 4 weeks
New research from Brown University reinforces the idea that grooves crisscrossing the surface of Phobos, the... more
NASA's Lucy in the sky with … asteroids?  PHYS.ORG · 4 weeks
A little over 4 billion years ago, the planets in our solar system coexisted with vast numbers of small rocky or icy objects orbiting the Sun. These were the last remnants of... more
Mars moon got its grooves from rolling stones, study suggests  PHYS.ORG · 4 weeks
A new study bolsters the idea that strange grooves crisscrossing the surface of the Martian moon Phobos were made by rolling boulders blasted free from an ancient asteroid... more
Odd bodies, rapid spins keep cosmic rings close  SCIENCE DAILY · 4 weeks
Forget those shepherding moons. Gravity and the odd shapes of asteroid Chariklo and dwarf planet Haumea -- small objects deep in our solar system -- can be credited for forming and maintaining... more
Odd Bodies, Rapid Spins Keep Cosmic Rings Close  ASTRO WATCH · 4 weeks
Forget those shepherding moons. Gravity and the odd shapes of asteroid Chariklo and dwarf planet Haumea – small objects deep... more
Odd bodies, rapid spins keep cosmic rings close  PHYS.ORG · 4 weeks
Forget those shepherding moons. Gravity and the odd shapes of asteroid Chariklo and dwarf planet Haumea—small objects deep in our solar system—can be credited for forming and maintaining their own rings, according... more
Tiny teeth tell the story of two fish species' rapid evolution  PHYS.ORG · 4 weeks
Elizabeth Sibert is rewriting the story of how the asteroid impact that killed off the dinosaurs affected fish, and she's doing it one tooth at a... more
CometsMeteorsTelescopes
Greenland crater renewed the debate over an ancient climate mystery
SCIENCE-NEWS
Water found on asteroid, confirming Bennu as excellent mission target
SCIENCE DAILY
Taking the measure of an asteroid
PHYS.ORG
Watch NASA arrive at the asteroid on a potential collision course with Earth - CNET
CNET
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