The Milky Way’s Arms Reach Out Further Than we Thought
Because of our Solar System’s location in the Milky Way’s galactic disk, astronomers have a harder time determining…
Japanese company books 1,100 pounds of cargo space on SpaceX Starship mission to the moon
ispace is expanding its already extensive moon plans to include SpaceX’s Starship megarocket. The Tokyo-based company announced today…
7,000 Galaxy Clusters, Hiding in Plain Sight
How do you weigh something you cannot see, hiding in light that is nearly as old as the…
SpaceXAI launches Grok 4.5 model for coding, agentic tasks
July 8 (Reuters) – SpaceXAI on Wednesday launched the Grok 4.5 AI model, calling it the company’s most…
Space Force adds two startups to small, medium launch pool
WASHINGTON ― The Space Force has approved California-based startups Impulse Space and Relativity Federal to join the pool…
Jeff Bezos’ Blue Origin Is Raising $10 Billion. Read the Memo.
Jeff Bezos’ Blue Origin is raising $10 billion as the rocket startup aims to catch up with Elon…
Dance of death between binary stars leads to an unusual supernova
If the universe has one lesson for humanity, it is that everything ends. That includes stars, which too…
Record-breaking Artemis II crew returns to Kennedy Space Center
CAPE CANAVERAL, Fla. (AP) — The Artemis II astronauts reunited with their capsule Wednesday three months after flying…
NASA’s Pluto Probe Is Finally Approaching a Major Boundary of Deep Space
In late June, NASA’s New Horizons spacecraft woke up from a nearly year-long slumber at a distance of…
Proxima Centauri b is our closest known habitable-zone exoplanet, just over four light-years away, and it may be warm enough for liquid water if it has kept an atmosphere. But that “if” is enormous: its red-dwarf star blasts it with extreme radiation strong enough, in some models, to strip an Earth-like atmosphere away.
Proxima Centauri b has a claim no other known exoplanet can match. It orbits the nearest star to…
Venus takes center stage with 2 easy-to-see sky shows this July. Here’s when and where to look
Between July 7 and July 17, Venus will put on two evening-sky shows: first passing close to Regulus,…
The US Space Force just got a new electromagnetic weapon to jam adversary satellites
The U.S. Space Force has acquired one of its first publicly acknowledged offensive weapons, one that can blast…