Nili Fossae region of Mars is comprised of "parallel trenches hundreds of metres deep and several hundred kilometres long," ...

The European Space Agency has released new images of a rare "butterfly" crater on the Red Planet. The bug-like structure ...

As the world's largest radio/radar telescope when it was commissioned in 1963, the Arecibo Observatory saw countless firsts, from revealing the ...

For decades, the search for life on Mars has been a story of hints and maybes, of chemical curiosities that stopped just ...

Mars clocks tick 477 microseconds faster per Earth day, complicating future missions and interplanetary timekeeping.

On 13 November, the Escape and Plasma Acceleration and Dynamic Explorers (EscaPADE) mission launched to space on the New ...

Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.

An early drawing of Mars and what appeared to be canals on the surface, as drawn by Harvard astronomer Percival Lowell, 1894.

Life loves rivers. Here on Earth, large drainage basins cover nearly half of the land surface. On Mars, they cover only about ...

Eleven years after Musk promised an $85 million investment, SpaceX has surpassed that goal by about 16,000%. The company has ...

Flandrau Science Center and Planetarium will celebrate its 50th anniversary on Dec. 13 with free admission and a special exhibit on its history.

In 1907, a wealthy Massachusetts astronomer managed to convince much of the country there was proof of life on Mars. Science ...