After nearly a decade in orbit, NASA's MAVEN spacecraft has, for the first time, directly observed the process that scientists had long suspected was responsible for stripping Mars of its atmosphere.

If Earth’s atmosphere were perfectly static and homogeneous, then the refraction of starlight would be minimal. Our air is always in motion, however, and far from smooth.

A rare astronomical alignment on April 7, 2025, presented NASA with a unique chance to study the atmosphere and rings of Uranus through a phenomenon known as a stellar occultation. As Uranus ...

Planetary scientists at the University of Colorado Boulder have discovered how Venus, Earth's scalding and uninhabitable neighbor, became so dry.

Bruce A. Campbell, Planetary Geology with Imaging Radar, Publications of the Astronomical Society of the Pacific, Vol. 128, No. 964 (2016 June), pp. 1-20 ...

Home > Science Nearby Exoplanet's Atmosphere Challenges Assumptions About Planetary Formation The atmosphere of PDS 70b doesn't match the natal disk.

It is the first very high-energy flaring episode recorded from M87 since 2010. The data were collected by the Event Horizon Telescope (EHT) collaboration during a multi-wavelength observational ...

The international multi-instrument Event Horizon Telescope Collaboration (EHT) reveals new observations of a spectacular gamma-ray flare from the powerful relativistic jet emanating from the ...

A rare atmospheric optical phenomenon called a "glory" was caught on video during descent on a Manchester, New Hampshire-bound flight on Monday."I flew back from Florida this past Monday and as we ...

MANCHESTER, N.H. — A rare atmospheric optical phenomenon called a "glory" was caught on video during descent on a Manchester, New Hampshire-bound flight on Monday. "I flew back from Florida this ...