SpaceX will launch a secret payload for the U.S. military today (Dec. 9), and you can watch the action live. A Falcon 9 ...

NASA's Hubble Space Telescope caught a glimpse of 3I/ATLAS – again. Here's a look at the latest photo of the intriguing ...

Is an interstellar comet actually an alien spaceship? A researcher traces how influencers spread such speculation via social ...

Asteroid 2024 DW flew about 139,000 miles (224,000 km) away from Earth. The space rock was estimated to be about 43 feet wide (13 m). Credit: Space.com | animation: NASA/JPL-Caltech | edited by Steve ...

As much of a toxic place as the internet can be, you can also learn something new every time you go online. Such pieces of ...

New Orleans, with a population of around 384,000, would be the latest city with a Democratic mayor targeted in Trump's mass ...

Decades before hypersonics entered today's headlines, NASA drafted an aircraft that bordered on surreal. Discover the story ...

SpaceX will launch more than 100 different payloads today (Nov. 20) on the Transporter 15 rideshare mission.

SpaceX is set to launch 140 commercial payloads to Sun-synchronous orbit on its sixth rideshare mission of the year, ...

Only three of these aircraft were built, with one being destroyed and two operating successfully. The X-43 testbed aircraft ...

Donald Trump’s NATO ambassador says “there’s some truth” to claims that Russia hasn’t conceded much in the latest plan.