The CEO of Sierra Nevada Corp's space spinoff, Sierra Space, has left the company, with billionaire chairman Fatih Ozmen filling in as interim CEO, the company said in a statement on Monday.

SpaceX is set to launch another rocket from our Space Coast on Monday. The company is aiming for an early afternoon liftoff ...

"Even if a planet is in the habitable zone, if it has too small a water inventory, it transitions to an uninhabitable state." ...

Some stargazers are calling it a planetary parade: Every other planet in our solar system can be seen in the sky tonight.

With Musk's new relationship to the White House, scientists predict a new 'Kennedy moment' is on the horizon - and Britain, ...

How about that eclipse in 2024? Certainly, the Great North American Eclipse of April 8th 2024 was one for the ages, instilling the eclipse-chasing bug in many a new skywatching fan.

December 1968 was a difficult time for many in the world, as war and hostages, riots and assassinations drew our attention.

Venus will pass to the north of the much-fainter bluish star Regulus (in Leo, the Lion) on the morning of Sept. 19; the planet and star will appear low in the east-northeast predawn sky, separated by ...

It seems 2025 will have a strong start, too, with a planet parade just a few weeks into the new year. A planet parade is when several of our solar system's planets are visible in the night sky at ...

Critical to the Artemis moon program, SpaceX also is building a variant of its Starship rocket to carry astronauts back to the lunar surface in 2027. It will be NASA's first such landing since the ...

A Japanese space startup announced that its second attempt to launch a rocket carrying satellites into orbit was aborted just minutes after liftoff on Wednesday. The rocket self-destructed ...