345 results
345 results for: exoplanet
- Astronomy
Hubble watched a lunar eclipse to see Earth from an alien’s perspective
Hubble observed sunlight filtering through Earth’s atmosphere during a lunar eclipse to see what a habitable exoplanet’s atmosphere might look like.
- Space
Phosphine gas found in Venus’ atmosphere may be ‘a possible sign of life’
Astronomers have detected a stinky, toxic gas in Venus’ clouds that could be a sign of life, or some strange unknown chemistry.
- Astronomy
This is the first picture of a sunlike star with multiple exoplanets
A first family portrait reveals a weird cousin of the solar system: a star about the mass of the sun orbited — distantly — by two massive gas giants.
- Space
‘Exotic’ lightning crackles across Jupiter’s cloud tops
Newly spotted lightning, which could form thanks to ammonia antifreeze, is weaker but more frequent than any flashes seen on Jupiter before.
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- Space
A newfound exoplanet may be the exposed core of a gas giant
A planet about 734 light-years away could be a former gas giant that lost its atmosphere or a failed giant that never finished growing.
- Planetary Science
Some exoplanets may be covered in weird water that’s between liquid and gas
“Supercritical” water, a corrosive substance used to break down toxic waste on Earth, coats some small worlds around other stars, simulations suggest.
- Space
Flat spots on Saturn’s moon Titan may be the floors of ancient lake beds
Bright radio signals from Titan indicate the presence of ancient lake beds in its tropics, a new analysis finds.
- Planetary Science
Planets with hydrogen-rich atmospheres could harbor life
Lab experiments show yeast and E. coli survive and reproduce in hydrogen gas, suggesting new environments to seek alien life.
- Astronomy
The sun is less magnetically active than similar stars, and we don’t know why
Why our star seems so different from its stellar kin is a mystery.
- Space
Saturn’s auroras may explain the planet’s weirdly hot upper atmosphere
Data from NASA’s Cassini spacecraft could help solve Saturn’s mysterious “energy crisis.”
- Astronomy
Heavy metal may rain from the skies of planet WASP 76b
Astronomers saw hints of iron rain on an ultrahot gas giant, an exoplanet where starlike atmospheric temperatures drive weird weather.
