While Mars today only has a wispy remnant of an atmosphere, it may once have had one hundreds of times thicker with a ...

In the search for habitable exoplanets, atmospheric conditions play a key role in determining if a planet can sustain liquid ...

A distant exoplanet might have an atmosphere similar to Earth's, early observations from the James Webb Space Telescope (JWST ...

Scientists can now predict Mars' green auroras - glowing signs of solar storms - which could protect future astronauts on the ...

A rare glimpse into the wintry conditions of the Mars north polar vortex has shown that temperatures inside the vortex are ...

Astronomers might be close to confirming the presence of an Earth-like atmosphere on an exoplanet for the first time, ...

Viking consisted of two twin orbiters and landers, with experimental chambers in the landers to conduct three biology ...

"The fact that we captured the aurora again demonstrates that our method for predicting aurorae on Mars and capturing them ...

The odds for life existing on other planets has just skyrocketed after a NASA rover unearthed new evidence on Mars. The odds ...

Billions of years ago, Mars may not have been the frozen desert we see today. New simulations suggest that volcanic eruptions pumped out reactive sulfur gases, creating greenhouse effects strong ...

Unlike Earth’s orange-red sunsets, Mars shows a blue sunset. This happens due to fine dust particles in the Martian ...