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The saga surrounding Neptune-size “super-Earth” exoplanet K2-18 b just got a whole lot more interesting. For a quick recap, this is the world a team of scientists recently suggested could

SpaceX is poised to launch its next astronaut mission today (July 31), and you can watch the action live. A Falcon 9 rocket is scheduled to launch the four-person Crew-11

CAPE CANAVERAL, Fla. — SpaceX’s Crew-11 astronaut mission to the International Space Station for NASA is go for launch. When Crew-11 launches, a SpaceX Falcon 9 rocket will lift off

This splash of paint on the canvas of space is the planetary nebula NGC 6072, the dying embers of a ruined star that has reached the end of its sun-like

Perhaps it’s fate that Marvel’s Fantastic Four made their comics debut in 1961 as the era of human spaceflight began. Or it could just be a cosmic coincidence. Either way,

CAPE CANAVERAL, Fla. — The four astronauts of NASA’s Artemis 2 mission don’t hide from the fact that their mission comes at a pivotal time for the space agency. “We

The U.S. Space Force’s secretive X-37B space plane is poised to launch to orbit once again. The X-37B is slated to lift off atop a SpaceX Falcon 9 rocket on

NASA astronaut Kathleen “Kate” Rubins has retired from the space agency after 16 years, two missions on the International Space Station, four spacewalks and 300 days in space. Her last

Martian glaciers are mostly pure ice across the Red Planet, suggesting they might potentially be useful resources for any explorers that might land there one day, a new study finds.

An image of a Titan shadow transit over Saturn, captured by Efrain Morales on July 18, 2025 (Image credit: Efrain Morales) Amateur astronomer Efrain Morales captured a breathtaking image of