Scientists discover the hidden history of a giant asteroid
A massive 'hit-and-run' collision profoundly impacted the evolutionary history of Vesta, the brightest asteroid visible from Earth.
This finding, by a team of researchers from...
Toxic gases limit the types of life we could find on habitable planets, says...
Scientists may need to rethink their estimates for how many planets outside our solar system could host a rich diversity of life.
In a new...
Astronomers determine mass of small black hole at center of nearby galaxy
NASA's Spitzer Space Telescope captures galaxy NGC 4395 in infrared light.
NGC 4395 is about 1,000 times smaller than the Milky Way.
Scientists have determined...
Scientists discover the biggest meteorite impact site in the UK
Scientists believe they have discovered the site of the biggest meteorite impact ever to hit the British Isles.
Evidence for the ancient, 1.2 billion years...
Where do new stars form in galaxies
Spiral galaxies like our own Milky Way are studded with cold clouds of hydrogen gas and dust, like chocolate chips in a loaded Toll...
Five things to know about NASA’s deep space atomic clock
NASA is sending a new technology to space on June 22 that will change the way we navigate our spacecraft - even how we...
NASA’s Mars Helicopter testing enters final phase
This image of the flight model of NASA's Mars Helicopter was taken on Feb. 14, 2019, in a cleanroom at NASA's Jet Propulsion Laboratory...
Parker Solar Probe helps solve sun’s super-heating mystery
It's one of the greatest and longest-running mysteries surrounding, quite literally, our sun--why is its outer atmosphere hotter than its fiery surface?
University of Michigan...
Heart of lonesome galaxy has more dark matter than expected
A galaxy that has been isolated for billions of years has been found to have more dark matter in its core than expected.
By analyzing...
Very Large Telescope detected a passing double asteroid hurtling by Earth at 70 000...
The unique capabilities of the SPHERE instrument on ESO’s Very Large Telescope have enabled it to obtain the sharpest images of a double asteroid...