SpaceX may be the highest-profile name in the space industry, but analysts say launch rival Rocket Lab Corp. provides an alternative for investors who wish they could invest in Elon Musk's privately ...

On July 2, 2025, NASA's Fermi Gamma-ray Burst Monitor (Fermi-GBM) captured around three hours' worth of signals that appeared ...

SpaceX closed a troubled but instructive chapter in its Starship rocket program Monday with a near-perfect test flight that ...

This was the last flight before the company begins test-launching a new version of the giant rocket outfitted with more ...

See a pair of superheavy neutron stars collide in this simulation with gravitational wave audio. "An audible tone and a visual frequency scale (at left) track the steady rise in the frequency of ...

Why it's so special: Stars in the Milky Way galaxy are born in huge molecular clouds. The most massive is Sagittarius B2, which is just a few hundred light-years from our the galaxy's central black ...

If you want to build a little rocket to get off a little planet, [Rocket Lab is] probably a good place to start,' ...

An artistic illustration of the magnetar and the gamma-ray burst jet in this work (Illustration: Yuja Tian and Yuting Wu, Nanjing Zhijiao Cloud Intelligent Technology Co., Ltd.; Scientific concept ...

The collision and merger of two neutron stars—the incredibly dense remnants of collapsed stars—are some of the most energetic events in the universe, producing a variety of signals that can be ...

Astronomy James Webb Space Telescope reveals thick cosmic dust of Sagittarius B2, the most enormous star-forming cloud in the Milky Way — Space photo of the week Astronomy James Webb telescope's ...

New simulations of neutron star mergers reveal that the mixing and changing of tiny particles called neutrinos impacts how the merger unfolds, including the composition and structure of the merger ...