The space agency's InSight lander will be descending 80 miles through the Martian atmosphere on Monday.
The extrasolar planet known as Kelt-9b is so hot that its atmosphere contains vaporized iron and titanium.
NASA is launching a spacecraft to study the heliosphere - a bubble which extends far beyond the orbit of Pluto.
For the first time ever, scientists have detected helium in the atmosphere of a planet in orbit around a distant star.
Hydrogen sulfide, which gives rotten eggs their smell, has been discovered in the seventh planet's atmosphere.
The out-of-control station is due to re-enter Earth's atmosphere between March 24th and April 19th.
The next generation telescope will enable us to directly study the atmospheres of extrasolar planets.
There has been a distinct reduction in the level of ozone-destroying chemicals in the Earth's atmosphere.
NASA has revealed the discovery of methane and other chemicals in the gas giant's upper atmosphere.
NASA's Juno probe has sent back four breathtaking new images of the gas giant's swirling atmosphere.
NASA's long-lived Cassini spacecraft will begin its final descent in to Saturn's atmosphere this week.
The spacecraft embarked upon the first of its final five orbits around the gas giant earlier today.
Astronomers have found an extrasolar world with what has been described as a 'glowing water atmosphere'.
Astronomers have been analyzing the atmosphere of a Neptune-sized planet located 430 light years away.
For a new experiment, Harvard researchers are planning to spray aerosols in to the Earth's stratosphere.
Astronomers have detected an atmosphere around GJ 1132b - a planet situated 39 light years away.
The anomalous object was spotted in front of the Sun in an image taken by NASA's STEREO satellites.
A large hexagon-shaped feature in Saturn's atmosphere appears to have changed color from blue to gold.
Manganese found inside rocks on Mars could mean that the Red Planet once had oxygen in its atmosphere.
A remote-operated deep-sea exploration vehicle has discovered a peculiar purple orb underneath a rock.