The moon-forming event: Why it was by explosive ejection rather than a giant impact

One of the oldest unsolved riddles in planetary science concerns the origin of the moon. Over a century ago, George Darwin ...

The moon and sun figure big in the new year’s lineup of cosmic wonders

The moon and sun share top billing in 2026. Kicking off the year's cosmic wonders is the moon, drawing the first astronauts ...
SpaceNews

The Origin Of Neptune’s Smallest Moon Hippocamp

Astronomers using the NASA/ESA Hubble Space Telescope, along with older data from the Voyager 2 probe, have revealed more about the origin of Neptune’s smallest moon. The moon, which was discovered in ...
SpaceNews

ESA closes in on the origin of Mars’ larger moon

European space scientists are getting closer to unravelling the origin of Mars’ larger moon, Phobos. Thanks to a series of close encounters by ESA’s Mars Express spacecraft, the moon looks almost ...