Astronomy
- Astronomy
Searching for distant signals
Fast radio bursts are bright, brief and seem to come from very far away. Astronomers are pointing major telescopes skyward to solve the puzzle of these cryptic signals.
- Planetary Science
Comet ISON fell apart earlier than realized
Comet ISON disintegrated at least eight hours before it grazed the surface of the sun last fall, new observations show.
- Planetary Science
Rosetta spacecraft sees possible ‘double’ comet
The comet 67P/Churyumov-Gerasimenko may actually be two objects stitched together.
- Astronomy
Voyager may not have entered interstellar space, after all
Two scientists argue that Voyager 1 space probe is still in solar bubble, despite NASA’s announcements to the contrary.
- Physics
Diamonds under pressure impersonate exoplanet cores
Scientists use lasers at the National Ignition Facility to squeeze diamonds to the extreme pressures found inside massive exoplanets.
- Astronomy
Supernova rapidly creates dust between stars
Astronomers watch a shell of dust form within weeks of a star’s explosion.
- Astronomy
Rare planet circles just one of a pair of stars
A newly discovered exoplanet orbits one star in a binary pair and shows that planets can form even with a second sun nearby.
- Astronomy
Young stars vibrate faster as they age
Stellar pulsations provide a new way to gauge ages of infant stars.
- Astronomy
Exoplanets once trumpeted as life-friendly may not exist
Two exoplanets considered among the most promising for hosting life may not exist, a new study suggests.
- Astronomy
Magnetic bubbles could shield astronauts from radiation
With help from plasma and a magnet, solar storms' dangers would lessen on long space trips.
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