Table salt from asteroid could be key to tracking origin of water on Earth
Asteroid sample challenges our assumptions about water in space.
Tag: asteroid
Asteroids that hit Earth: some of the most impressive asteroid impacts
When asteroids hit the Earth, they leave behind spectacular geological landmarks.
Some asteroids are a lot harder to kill. Why this could spell trouble for planetary defense
The Itokawa asteroid is basically one large pile of space rubble.
An incredibly detailed map of Psyche shows the asteroid has a very eventful history
Metals, rock, and craters are sprinkled all throughout its surface.
Scientists may have found fragments of THE asteroid that wiped out the dinosaurs
Researchers have described the discovery as "mindblowing."
How did cockroaches survive the asteroid that wiped out the dinosaurs?
Cockroaches have been on Earth far longer than humans and may outlast us. Here are a few reasons why.
Astronomers spot second Trojan asteroid trailing Earth’s orbit
A lone asteroid is scouting ahead of Earth's orbit. It's the largest Trojan found in Earth's system thus far.
Space rocks: the difference between asteroids, comets, and meteors
The Asteroid Belt, the Edgeworth-Kuiper Belt, nd the Oort Cloud are the motherships.
Ryugu asteroid rocks brought back by Japanese spacecraft get their first look
Ryugu is helping unravel the origin and evolution of our Solar System.
Dinosaur-killing asteroid may have hit Earth during spring
Weather may have been unsuspectedly pleasant on the worst day in dinosaur history.
Why did birds survive the asteroid impact that wiped out the dinosaurs?
Big-brained birds were better at adapting to their rapidly shifting environment -- and that may have ultimately saved them.
NASA wants to deflect an asteroid to test our planetary defences
It's always best to be prepared, especially when it comes to asteroids.
A small asteroid just grazed past Antarctica. Why didn’t anyone see it coming?
A reminder that our asteroid monitoring program is riddled with gaping holes.
NASA will crash a spacecraft into an asteroid to practice ‘planetary defense’
The whole thing will be live streamed on NASA TV.
Astronomers take best pictures of Kleopatra’s ‘portrait’
The huge "dog-boned" asteroid hurling through the solar system has now been imaged in unprecedented detail.
Astronomers discover the fastest orbiting asteroid
The asteroid 2021 PH27 is the closest asteroid to the Sun with a surface temperature hot enough to melt lead ...
Odds of asteroid Bennu hitting the Earth are greater than we thought. Here’s why you shouldn’t worry
... because the overall odds are still very low.
Several city- and state-sized asteroids impacted young Earth. Probably.
It's been so long since then that direct evidence simply isn't around any more.
China wants to practice deflecting an asteroid with rockets
Not everyone is thrilled, though: one such rocket recently plummeted back to Earth in uncontrolled re-entry.
A new study provides our best-yet prediction of what a metallic volcano might look like
If you like volcanoes, Earth isn't a bad place to live on. After all, our planet is quite geologically active, ...
The oldest meteorite ever found is older than the Earth itself
It's so ancient it could help us understand the building blocks of planets.
The dinosaurs may have been wiped out by a comet fragment, not an asteroid
Astronomers have proposed a novel theory that explains the demise of the dinosaurs.
Six asteroids to pass close to Earth tomorrow, says NASA
The closest one should pass around the same distance the Moon orbits at.
2020: A Year in Space
Despite the global pandemic that has brought much of the world to a grinding halt, space scientists have continued to ...
Water could be a natural byproduct of rocky planets forming — so it could be almost everywhere
This would be very helpful.
NASA’s asteroid sampling mission ran into a problem: they sampled too much asteroid
Suffering from success.
NASA makes history, harvests its first sample from an asteroid
Getting excited over a handful of dirt is sometimes very warranted.
American probe is one month away from touchdown on asteroid Bennu
Hopefully it's better at parallel parking than I am.
Meteorites might have helped create life on Earth (and beyond)
They killed the dinosaurs but might have also kicked off life as we know it.
Massive 800-million-year-old asteroid shower on Earth left dozens of huge craters on the moon
Any sign of this ancient onslaught has been erased from the surface of Earth, but the moon still has the ...
Asteroid that killed the dinosaurs hit at “deadliest possible” angle
During an asteroid impact, angles matter.
Playing Asteroids is No Game: Humanity’s Future Could Depend on Diverting Asteroid Impacts
It isn't hyperbole to say, the survival of our species may depend on a sucessful method of preventing an asteroid ...
NASA reports asteroid to pass close to Earth tomorrow, might ‘airburst’
No need to fear it -- just don't look at it.
Researchers may have spotted the smallest dwarf planet in the solar system
Small but significant.
Hubble spots our second interstellar visitor — a comet
"It's traveling so fast it almost doesn't care that the Sun is there."
Scientists reconstruct the first 24 hours of dinosaur-killing asteroid impact
Molten rock shooting for the moon, huge tsunamis hundreds of feet tall, and global wildfires were triggered immediately after the ...
Japan just landed a shuttle on an asteroid
It's a remarkable achievement.
Mysterious gravitational anomaly in Moon’s South Pole could be a massive metal deposit
It was 'imported' from space via a meteorite impact.
Fake killer asteroid destroys New York City in NASA planetary defense simulation
Don't panic -- this is just a drill.
Half of all water in the oceans may have come from ancient asteroid collisions
The mystery of Earth's water may have been solved by a team of Japanese researchers.
Japanese probe blasts the first artificial crater on an asteroid
The blast might help scientists answer fundamental questions about the solar system's formation.
This new approach to spotting incoming asteroids should keep our planet safe
"With the we can spot objects regardless of their surface color, and use it to measure their sizes and other ...
Astronomers spy self-destructing asteroid with a twin comet-like tail
A well-known asteroid is spectacularly disintegrating before astronomers' eyes.
New photos from asteroid Bennu reveal stunning surprises
We have a shuttle in outer space, orbiting and asteroid and beaming back data and images. Still seems pretty incredible.
What’s the difference between an asteroid and a meteorite?
The meteorite only lives as it is falling.
‘Oumuamua, our first interstellar visitor, is actually smaller than we thought
The small asteroid also seems to be emanating streams of gas that may explain why it was moving faster than ...
Key ingredient for life on Earth may have come from outer space
Phosphates forged in space made their way to Earth on comets and asteroid.