Firefly Aerospace is returning its Alpha launch vehicle to flight after a nearly 10-month stand down following the failed FLTA006 “Message In A Booster” mission in April 2025. FLTA007 “Stairway to ...

There have been plenty of attempts to resolve the "Hubble Tension" in cosmology. This feature describes how one of the most important variables in cosmology, the expansion of the universe, takes on ...

“While 3I/ATLAS is a visitor from interstellar space, travelling from outside the Solar System, its behaviour is completely ...

The Roman Space Telescope's next generation coronagraph instrument will help deliver amazing views of exoplanets. Learn how it works. NASA's Nancy Grace Roman space telescope will send the hunt for ...

Casimir cavities are mysterious spaces between microscopic metal plates in a vacuum. Areas of diminished energy between the plates cause them to push toward each other, as if trying to fill the ...

On February 12, in a blog post on its website, OpenAI said that the new model is called GPT‑5.3‑Codex‑Spark, and it’s been optimized for one thing in particular: speed. On X, OpenAI cofounder and CEO ...

"We are giving our crews the tools to capture special moments for their families and share inspiring images and video with the world," Jared Isaacman said in a post on X. The new guidelines from NASA ...

NASA is monitoring an asteroid that is hurtling toward Earth at about 22,000 miles per hour, according to the Center for Near Earth Object Studies (CNEOS). The space rock known as "2026 CC" measures ...

ORLANDO, Fla. — NASA is at a “crossroads” in deciding how to handle logistics for the lunar Gateway as it considers alternative approaches. NASA selected SpaceX in 2020 for the Gateway Logistics ...

NASA is moving into a new phase of space exploration, with major progress across human spaceflight, science missions, and advanced technology. In just one year, the agency has launched multiple crewed ...