Tag Archive for 'Exosphere'

An artist’s impression of the super-Earth Gliese 1252b and its parent star. Image credit: Sci-News.com.

Super-Earth Gliese 1252b Has No Significant Atmosphere, Study Says

Oct 21, 2022 by News Staff

Gliese 1252b, a super-Earth exoplanet that orbits an M-dwarf star 67 light-years away, retains only a tenuous mineral exosphere. An artist’s impression...

The extent of Earth’s geocorona. Image credit: ESA.

Earth’s Hydrogen Geocorona Extends Well Beyond Moon

Feb 22, 2019 by News Staff

Recent observations from the NASA/ESA Solar and Heliospheric Observatory (SOHO) show that the Earth’s hydrogen envelope reaches up to 391,500 miles...

Occator crater on Ceres. Image credit: NASA / JPL-Caltech / UCLA / MPS / DLR / IDA.

Ceres’ Transient Exosphere is Product of Solar Activity, Planetary Researchers Say

Apr 10, 2017 by News Staff

Planetary researchers have long thought that the dwarf planet Ceres may have a temporary, thin atmosphere (an exosphere), but mysteries lingered about...

Moon. Image credit: Gregory H. Revera / CC BY-SA 3.0.

LADEE Confirms Presence of Neon in Lunar Exosphere

Aug 18, 2015 by News Staff

While planetary researchers have speculated on the presence of the noble gas neon in the Moon’s atmosphere (called a surface boundary exosphere) for...