A 'primitive atmosphere' has been discovered surrounding a distant exoplanet by Nasa scientists. The exoplanet, which sits 430 million light years from Earth, has an atmosphere composed almost ...

Not much is known about exoplanets that are smaller than Jupiter, because of how far they are and their relatively small sizes. However, a study published Friday describes the presence of water and a ...

May 11 (UPI) --Astronomers have discovered a primitive atmosphere surrounding a "Warm Neptune" exoplanet, a Neptune-like world orbiting closer to its host star. The discovery, detailed in the journal ...

A study combining observations from NASA’s Hubble and Spitzer space telescopes reveals that the distant planet HAT-P-26b has a primitive atmosphere composed almost entirely of hydrogen and helium.

A new study led by NASA with contributions from the University of Maryland reveals that the distant planet HAT-P-26b has a primitive atmosphere composed almost entirely of hydrogen and helium. Located ...