Astronomy
- Planetary Science
Mars rover deploys final instrument
Soil analysis finds organic compounds of uncertain origin.
- Space
First rock from the sun turns out to have ice
Frozen material at the planet’s poles likely came from comet or asteroid impacts.
- Astronomy
Onward and Skyward
With new efforts aimed at the stars, China seeks to revive its astronomical reputation.
- Space
Rogue planet found among gang of stars
Astronomers report the closest such free-floating object to Earth.
- Space
Super-Earth joins ranks in life-supporting zone
The large exoplanet lies just 42 light-years away.
- Astronomy
Violent birth proposed for Saturn’s moon mishmash
A simulation suggests that giant collisions created Titan and the planet’s many smaller satellites.
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- Chemistry
Solar blobs collide with a bounce
Superhot ejections from the sun surprise physicists by gaining energy of motion in collision.
- Astronomy
Cohabiting black holes challenge theory
The observation of two stellar-mass objects in one globular cluster violates existing astrophysical dogma.
- Space
Atom & Cosmos
The gassy halo engulfing the Milky Way, a comet in the neighborhood, and extraterrestrial rocks as the source of life on Earth.
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