Space News & Blog Articles

United Launch Alliance’s Vulcan rocket roared off the pad at Space Launch Complex 41 to begin the USSF-106 mission for the U.S. Space Force. This was the first national security launch using a Vulcan rocket and the 101st national security mission for ULA. Image: Adam Bernstein/Spaceflight Now

United Launch Alliance fired off it’s first fully operational Vulcan rocket Tuesday, boosting two military satellites into space in the first Space Force-sanctioned flight of a new launcher that eventually will replace the company’s Atlas 5 and already-retired Deltas.

To celebrate Alien: Earth landing on Hulu, we asked a zoologist if any of the Xenomorph's infamous characteristics occur in the natural world

The company is also looking at using its mothership aircraft that releases spacecraft at high altitude as a carrier platform for other customers.

With just one year until the total solar eclipse of 2026, we take a look at everything you need to know for the ultimate eclipse adventure.

Marine protected areas cover more than 8% of the world's oceans today, but they can get a bad rap as being protected on paper only.

The annual Perseid meteor shower will peak overnight Tuesday (Aug. 12), and you can enjoy the event live online with the Virtual Telescope Project's webcast.

Alien: Earth's two-episode premiere is released today and you can watch it anywhere with our exclusive 79% off NordVPN deal, but you'll have to hurry.

Europe's Ariane 6 heavy-lift rocket will launch for the third time ever tonight (Aug. 12), and you can watch the action live.

A conceptual mission known as "Persephone" could explore Pluto and its moons for 50 years  — if it ever gets funded and approved.

Astronomers at the South African MeerKAT observatory have discovered the most distant flash of radio waves to date, most likely stemming from activity around a magnetar.

United Launch Alliance is set to launch an experimental navigation satellite on the first national security mission of its new Vulcan Centaur rocket on Aug. 12. Watch it live here.

Test out your knowledge of these famous firsts in skywatching and astrophotography, from the first photos of Earth and the moon to the invention of telescopes!

The Tarantula nebula was recently captured by the Hubble Space Telescope, where the Scylla program helped create the colored image of this star-forming area.

Nicknamed 'Punctum,' this puzzling phenomenon is highly energetic, but is only seen in millimeter-wavelength light and cannot be explained by any known object.

A United Launch Alliance Vulcan rocket stands at Space Launch Complex 41 at Cape Canaveral Space Force Station ahead of the launch of the USSF-106 mission. Image: Michael Cain/Spaceflight Now

More than four months after it was certified to fly national security payloads for the United States government, United Launch Alliance is on the cusp of launching just such a mission with its Vulcan rocket.

'Alien: Earth' is the first-ever Alien TV show and it's finally arrived. Here's how to watch 'Alien: Earth' wherever you are on the planet.