How’s the weather up there? Even for exoplanets that are many light-years away, astronomers can learn about their atmospheres.
The heavenly orbs are not quite stars and not quite planets.
A quarter century of shoreline measurements show that the supermoon’s gravitational force drives more erosion.
Astrophysicists can now piece together the moon's past, including the role of its fleeting magnetic field.
A month’s worth of cool science stories, summed up.
The new findings come after more than 10 years of observation.
Scientists argue that Deimos’ tilted orbit owes to a Martian ring that disintegrated billions of years ago.
Bacteria and yeast can survive under hydrogen in the lab, which may mean more planets could support extraterrestrial life.
Puzzling planets with the apparent density of cotton candy probably have rings, according to a new study.