Hubble spots our second interstellar visitor — a comet
"It's traveling so fast it almost doesn't care that the Sun is there."
Tag: comet
Newfound comet could be an interstellar object, experts argue
It's only the second time that astronomers have detected an interstellar visitor.
Comet-inspired reactor could create oxygen for astronauts
Comets seem to release molecular oxygen all the time -- and some scientists have recreated the process on Earth.
Astronomers spy self-destructing asteroid with a twin comet-like tail
A well-known asteroid is spectacularly disintegrating before astronomers' eyes.
What’s the difference between an asteroid and a meteorite?
The meteorite only lives as it is falling.
Building blocks of life can spontaneously form in outer space
Biology -- it may literally be out of this world.
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.
NASA’s brand new TESS telescope is already sending back impressive footage
Even before it actually started doing science, TESS sent back awesome footage of a passing comet.
Comet 67P harbors oxygen molecules as old as the Solar System
I wonder if it smells stale.
Pluto might have been formed by a billion comets
Pluto just got weirder.
Watch: real footage of cosmic particle ‘snow’ on comet 67P
Literally out of this world.
Biomarker molecule discovered “in abundance” around alien star, but still no life
Turns out, planet farts are just like ours, but with chlorine!
Hubble snaps the first binary-asteroid comet we’ve ever seen
Asteroids of a feather flock together. Sometimes into a comet.
Landslide spotted on comet for the first time using Rosetta’s images
Comets are far more geologically active than we thought.
Comet collision caused rapid carbon rise in ancient times
There may have been a bang.
Defunct Philae found on the surface of the comet
As Rosetta's mission draws close to an end, its high-resolution camera snapped a few photos of the Philae lander.
What comet dust looks like, courtesy of ESA’s Rosetta mission
Researchers have documented a more familiar curiosity: what dust particles on a comet look like.
Remembering Edmond Halley!
November 8 - it is the birthday of the famous English astronomer, geophysicist, mathematician, meteorologist, and physicist who is best ...
Big Surprise: Rosetta finds primordial oxygen on a comet
For the first time, astronomers have detected primordial oxygen gassing out from a comet
NASA plans hitching rides on comets to explore the solar system
It's ludicrous, but it might just be crazy enough to work. On Monday, during the American Institute of Aeronautics and ...
EDITOR'S PICKS
Should Pluto be promoted to a planet again?
Is Pluto deserving of planetary status? Many high profile voices in astronomy believe so. In fact, there may be over...
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