The moon and Venus will shine vividly alongside a bright star in the early morning in a celestial rendezvous that should be visible across the U.S.

Researchers suggest Earth’s space signals could reveal our presence to alien civilisations, especially during planetary ...

NASA says its Hubble Space Telescope has detected a white dwarf star that consumed fragments of a Pluto-like object. Space ...

A new NASA-backed study suggests alien civilisations could eavesdrop on Earth's space transmissions, offering a new approach ...

Pluto is a bit of a loner. The dwarf planet is no longer considered a regular planet; it does not orbit on the same plane as ...

NASA's Hubble Space Telescope detected material from a Pluto-like body spiraling into a white dwarf star 260 light-years away ...

"Looks great." Homeowner asks solar experts for input after workers quickly install massive home setup: 'I have to wait for the final inspection…' first appeared on The Cool Down.

TRAPPIST-1e shows no signs of its first atmosphere, but hints of a secondary one remain. Liquid water could still be possible ...

Long had the scientific community searched space for signs of a newly formed planet, and it has now captured one.

To tell a Mars rover to turn left or an orbiter to change focus, mission scientists have to beam powerful transmissions ...

Earth has a number of mini-moons and quasi-moons. Mini-moons are objects that orbit our planet. But they make for fickle fans: They tend to swing around Earth for only a matter of months. One example ...

On the side of the Sun facing Earth, a giant coronal hole appeared in the shape of an enormous love heart, many times the ...