For more than sixty years, a tiny asteroid has been moving in step with Earth, hidden from view until recently. Astronomers ...

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

The photobomber is a satellite — specifically, one of SpaceX 's Starlink internet satellites, which Maxar identified as ...

On Aug. 23, 1966, NASA's Lunar Orbiter 1 sent back the first photo of Earth from the moon. It showed a grainy crescent Earth ...

In 2029, asteroid Apophis will skim safely past Earth, where it will be visible to billions. For scientists, it's a once-in-a ...

A recently observed object called 2025 PN7 was found orbiting near the Earth. The quasi-moon is expected to accompany our planet in a similar orbit for 60 years.

Stargazers can tune in to the Virtual Telescope Project's YouTube stream beginning at 11 p.m. EDT on Sept. 17 (3:00 GMT Sept. 18) to see live views from the organization's robotic telescopes located ...

Three celestial bodies are about to meet up for one night in September in a conjunction that should be widely visible in the ...

Over millennia, our view of the stars has shifted, because of Earth’s wobble. It may be time to rethink your sign.

It wasn’t a glossy colour postcard or a carefully planned shot. Instead, it was a grainy black-and-white image, sent across space in 1966, that completely transformed how humanity saw itself. On ...

The International Space Station is pictured from inside a window aboard the SpaceX Crew Dragon Endeavour during a fly around of the orbiting lab that took place following its undocking from the ...