The smallest planet in our Solar System may be hiding a big secret. Curious bright streaks on Mercury's surface, doodled on ...

Brian Geesaman will lead a diverse portfolio of programs and initiatives focused on integrated strike warfare capabilities, ...

With support from APL, former staff members John Sittmann and Tom Curtis have launched Deep Root Biolabs, a startup advancing ...

NASA’s newly launched IMAP mission is set to tell us more about the boundary between our Solar System and interstellar space ...

The team found that the lineae occurred preferentially on the Sun-facing slopes of the younger impact craters. This suggests ...

An analysis of 100,000 satellite images of Mercury has revealed traces of changes that challenge the image of a "dead" planet.

Baby stars, teenage planets, and disappearing icebergs are all featured this week. Plus, a look back at a New Horizons image of Jupiter and Io, and a strange, elongated cloud on Mars.

For many years, scientists viewed Mercury as a world that no longer had an active geological history. The planet appears to ...

Humanity recently captured the first close-up views of the Pluto system through the eyes of the New Horizons spacecraft. The mission was necessary because, frankly, Pluto doesn’t look like much from ...

While Mercury was quite active in its early days, it has been perceived as dead for a long time because of the static ...