Spend a single day outside our planet's protective atmosphere and magnetic field, and you could be exposed to radiation ...

The Philippine Mars' final flight ended in Lake Pleasant, Arizona, where the aircraft will be displayed. See photos of the ...

"I'll always remember the first time I saw those iridescent clouds and was sure at first it was some color artifact." ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

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A recent video created from images captured by Curiosity shows clouds tinted red and green flowing though the sky over Mars.

The iridescent cloud reveals new clues about ice formation in the Martian atmosphere (no little green men, sorry).

Mars, our neighboring red planet, possesses some of the most dazzling and extreme geological features within our solar system ...

NASA is a methodical institution that plans its missions years or even decades in advance, enjoys a famously loyal workforce ...

We're now just past the midpoint of astronomical winter — that moment marking the midway point between December's winter solstice and March's vernal equinox. That moment took place at 4:11 p.m.

From the daily newsletter: a doctor goes to Mars. Plus: investigating celebrity yearbooks; Merve Emre on friendship books; ...

Plans for SpaceX Starship Starbase inching closer to reality in Florida. While it's listed as a "work in progress," ...