Proponents of going to Mars see peril and opportunity in Elon Musk's close relationship with Trump. Experts say just getting ...

One of NASA's two stuck astronauts got a much welcomed change of scenery Thursday, stepping out on her first spacewalk since arriving at the International Space Station more than seven months ago.

Over the next several weeks, astronomers will be looking closely at an asteroid called 2024 YR4 that could be as big as a ...

Is Earth really exceptional?  A new book seems to reaffirm that notion.  But given the right conditions, primitive life may be a mere byproduct of biophysics.

NASA astronaut Suni Williams was undertaking a repair on the ISS when she was photographed from Earth by an amateur ...

NASA’s latest change in plans comes two weeks after the space agency said it was working “expeditiously” to bring back ...

HD 20794 d is expected to be a focal point for upcoming projects like the Extremely Large Telescope, the Habitable Worlds Observatory, and the Large Interferometer For Exoplanets (LIFE). These ...

An international team of scientists has confirmed the discovery of exoplanet HD 20794 d, which potentially could support life ...

How do you dust a star for prints? Scientists have the answer to this strange question: by reconstructing the magnetic field ...

A team of international researchers has confirmed the discovery of an Earth-like exoplanet that may have the right conditions ...