Europe's star-mapping Gaia space observatory has entered its retirement orbit, after gathering valuable cosmic data for more ...

Scientists have developed an impossibly thin telescope lens that addresses a key astronomical challenge in a new study funded ...

Though still only in the prototype stage, this flat lens could one day be used on space telescopes, and perhaps even on ...

Satellites come in all shapes and sizes, but there aren't any that look quite like SPHEREx, an infrared observatory NASA ...

Gaia has collected data on billions of stars for more than ten years and will take years to analyze. It will be switched off ...

A team of researchers used the James Webb Space Telescope to uncover new details about SIMP 0136, a free-floating planet in ...

The European Space Agency (ESA) has powered down its Gaia spacecraft after more than a decade spent gathering data that are ...

The next partial eclipse will happen in the early hours of March 29, with it being visible mostly in the northeast starting ...

That’s the problem: models are just thoughtful approximations of reality, yet they easily inspire high confidence levels — ...