Tutolo led a new study of rock samples collected by the Curiosity rover that might have answered this question. The mystery ...

NASA’s Lucy spacecraft will swoop past a small asteroid this weekend as it makes its way to an even bigger prize: the ...

In a memorable image from the 1977 film "Star Wars," the young hero Luke Skywalker gazes at two suns setting above the ...

In this week’s episode of Space Minds, Bill Nye, CEO of the Planetary Society sits down with host David Ariosto. The ...

A mineral called siderite found abundantly in rock drilled by a NASA rover on the surface of Mars is providing fresh evidence ...

Imagery of fractured terrain on Venus, Mars, and Jupiter’s moon Europa pinpoints environments influenced by water.

To study Mars’s chemical and mineral makeup, the Curiosity rover drills one to 1.5 inches down into the subsurface, then ...

Dragging the trash barrel to the curb, I look up at the night sky, and my current self is instantly tethered to all my past ...

ELVIS, or Extant Life Volumetric Imaging System, is a holographic microscope that can deliver detailed 3D views of cells and ...

Mars' magnetic mystery may finally have a solution—scientists now think the Red Planet’s ancient magnetic field only existed ...

If future Mars colonizers want to survive without pressure suits, they’ll need to generate a denser atmosphere. One way to ...

Scientists have discovered where Earth's water comes from, and say that it wasn't brought to the planet by asteroid impacts ...