Hubble Space Telescope spots Mars-bound comet sprout multiple jets
(Phys.org) —NASA released Thursday an image of a comet that, on Oct. 19, will pass within 84,000 miles of Mars—less than half the distance between Earth and our moon.
Herschel links Jupiter's water to comet impact
(Phys.org) —ESA's Herschel space observatory has solved a long-standing mystery as to the origin of water in the upper atmosphere of Jupiter, finding conclusive evidence that it was delivered by the dramatic ...
Comet Lovejoy's wiggle offers glimpse of Sun's variable coronal magnetism (w/ video)
First comet found with ocean-like water: New clues to creation of Earth's oceans
(PhysOrg.com) -- New evidence supports the theory that comets delivered a significant portion of Earth's oceans, which scientists believe formed about 8 million years after the planet itself.
Historic comet landing site to be unveiled this month
The European Space Agency (ESA) will on September 15 announce which of five possible sites it has chosen for the first-ever landing of a probe from Earth on a comet, it said Thursday.
Mysteries of space dust revealed
The first analysis of space dust collected by a special collector onboard NASA's Stardust mission and sent back to Earth for study in 2006 suggests the tiny specks open a door to studying the origins of the ...
Spitzer detects comet storm in nearby solar system
(PhysOrg.com) -- NASA's Spitzer Space Telescope has detected signs of icy bodies raining down in an alien solar system. The downpour resembles our own solar system several billion years ago during a period ...
Mexican astronomers suggest Bonilla sighting might have been a very close comet breaking up
First ever evidence of a comet striking Earth
The first ever evidence of a comet entering Earth's atmosphere and exploding, raining down a shock wave of fire which obliterated every life form in its path, has been discovered by a team of South African ...
A fascinating 'new' planet
NASA has recently discovered a very strange planet. Its days are twice as long as its years. It has a tail like a comet. It is hot enough to melt lead, yet capped by deposits of ice. And to top it all ...
A possible naked-eye comet in March
Far beyond the orbits of Neptune and Pluto, where the sun is a pinprick of light not much brighter than other stars, a vast swarm of icy bodies circles the solar system. Astronomers call it the "Oort Cloud," ...
Image: Rosetta mission selfie at comet
Using the CIVA camera on Rosetta's Philae lander, the spacecraft have snapped a 'selfie' at comet 67P/Churyumov–Gerasimenko.
Europe sees five possible sites for comet landing
The European Space Agency (ESA) on Monday said it had drawn up a shortlist of five possible sites for carrying out the first-ever landing on a comet.
Major meteor shower could delight N. America May 23-24
Skywatchers in the United States and Canada could see a one-of-a-kind meteor shower late Friday night and early Saturday, astronomers say.