Comets

Harvard Scientists Believe Dark Matter Could Send Planet-killer Asteroids To Earth

Scientists from Harvard University theorized that the mysterious dark matter that fills the universe could cause planet-killing asteroids and comets to hit Earth. According to them, such an impact event would cause wide-scale mass extinctions on the...
Related topics: Harvard University, Space, Asteroids

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Rosetta Saw The Building Blocks Of Life On Comet 67p

Why is there so little nitrogen in Comet 67P/Churyumov-Gerasimenko (67P)? That’s a question scientists asked themselves when they looked at the data from the ESA’s Rosetta spacecraft. In fact, it’s a question they ask themselves...
Related topics: Space, European Space Agency, Spacecrafts

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How The 'comet Of The Century' Became An Astronomical Disappointment

Christened for months as "The Comet of the Century," Comet Kohoutek never came remotely close to living up to expectations.
Related topics: Space

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New, Detailed Pictures Of Planets, Moons, And Comets Are Neither Photos Nor Animations — They're...

Visualizing distant planets, moons, and comets in our solar system can be challenging. Typically, astronomers use images from NASA missions or artistic renditions to show what space objects look like. Now, planetariums like the American Museum of...
Related topics: Space, Science Photos, NASA, Museum

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The Salt Of The Comet

Researchers have found an explanation for why very little nitrogen could previously be accounted for in the nebulous covering of comets: the building block for life predominantly occurs in the form of ammonium salts, the occurrence of which could...
Related topics: Space

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Comet-chasing Probe Expected To Wake Up

Like a groggy traveler after a long, cold night, the European Space Agency's comet-chasing Rosetta spacecraft woke up, warmed up and took stock of its surroundings early Monday as it prepared to phone home before setting off on the final leg of...
Related topics: Space, European Space Agency, Spacecrafts

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Here And Gone: Outbound Comets Are Likely Of Alien Origin

Astronomers at the National Astronomical Observatory of Japan (NAOJ) have analyzed the paths of two objects heading out of the Solar System forever and determined that they also most likely originated from outside of the Solar System. These results...
Related topics: Space

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First New Comet Of 2020 Crashes Into Sun Just After Being Discovered - Cnet

The brave sungrazer never stood a chance.
Related topics: Space, Sun, Scientific Discoveries

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Supercomputer Simulations Showcase Novel Planet Formation Models

Scientists at the Southwest Research Institute (SwRI) used SDSC's Comet supercomputer to help model the formation of terrestrial planets such as Mercury, Venus, and Mars in a quest to explore if there are Earth-like planets outside our solar system.
Related topics: Space, Mars

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Intel “ghost Canyon” Nuc With Discrete Graphics Support To Ship With Comet Lake-h Compute...

Most of Intel’s NUC computers to date have basically taken the guts of a laptop and stuffed them into a small box that’s easy to hide away behind a monitor or under a desk. If you’re looking for something that takes up less space...
Related topics: Intel, Space

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Asteroids, Comets, Black Holes — Oh My! The Year 2019 In Astronomy

A black hole was photographed, the farthest flyby was completed, and a beloved rover was proclaimed dead. Follow us through the highs and lows of 2019 space science.
Related topics: Asteroids, Space, Black Holes

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The Biggest Discoveries And Achievements In Space In 2019, From A Mysterious Layer Outside Our...

Scientists made dozens of exciting new discoveries in space this year. Unprecedented photos revealed the far side of the moon, the first black hole was captured on camera, and astronomers spotted a comet from another star system. Spacecraft also...
Related topics: Space, NASA, Science Photos, Moon, Black Holes, Spacecrafts

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Space Photos Of The Week: 2i/borisov And Its Comet Buddies

These flyby rocks are some of the most mysterious objects floating around in space.
Related topics: Space, Science Photos

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Fossil Shells Reveal Both Global Mercury Contamination And Warming When Dinosaurs Perished

The impact of an asteroid or comet is acknowledged as the principal cause of the mass extinction that killed off most dinosaurs and about three-quarters of the planet's plant and animal species 66 million years ago.
Related topics: Fossils, Paleontology, Global Warming, Dinosaurs, Asteroids, Space

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Hubble Snaps A Picture Of Interstellar Comet Borisov Zipping Past The Sun

In September, astronomers spotted an interstellar visitor in our solar system: A comet called Borisov. Now, Hubble has captured an image of the comet as it zips past the sun.
Related topics: Telescopes, Hubble Space Telescope, Space, Sun

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The Geminids Meteor Shower Peaks This Weekend, With Hundreds Of Multicolored Shooting Stars. Here's...

Unlike most meteor showers, which come from comet dust, the Geminids are fragments of an asteroid. Earth passes through the cloud each December.
Related topics: Meteor, Space, Asteroids

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Nasa Scientist Warns How Comets Can Endanger Earth

A scientist from NASA explained the factors that make comets serious threats to Earth. According to the scientist, an impact event caused by a comet would be much more catastrophic than the asteroid strike that led to the extinction of the dinosaurs...
Related topics: NASA, Space, Asteroids, Dinosaurs, Paleontology

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First Identified Comet To Visit Our Solar System From Another Star

Comet 2I/Borisov is a mysterious visitor from the depths of space -- the first identified comet to arrive here from another star. Hubble images capture the comet streaking though our solar system and on its way back to interstellar space. It's only...
Related topics: Space, Telescopes, Hubble Space Telescope

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Interstellar Comet 2i/borisov Swings Past The Sun

Hubble captured interstellar comet 2I/Borisov streaking past the Sun in a pair of images taken on November 16 and December 9. It is the first confirmed interstellar comet known to have passed through the solar system.
Related topics: Space, Sun, Telescopes, Hubble Space Telescope

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The Tess Satellite Caught A Comet ‘burp'

A comet produces and unexpected explosive ejection of ice, dust, and gas. NASA's TESS satellites captures the whole thing by accident. The "burp" may have left a crater 65 feet across. That's quite a burp. NoneWhen NASA trained their Transiting...
Related topics: Satellites, Space, NASA

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