Space News

Two NASA astronauts completed the second in a pair of spacewalks today (Feb. 1), installing a European science platform and finishing up a long series of battery replacements outside the International Space Station.

The life of a planetary nebula is often chaotic, from the death of its parent star to the scattering of its contents far out into space. Captured here by the NASA/ESA Hubble Space Telescope, ESO 455-10 is one such planet...

Earth observation startup Umbra raised $32 million in its latest investment round. SpaceNews

The mineral likely formed from dust trapped in the ice.

Virgin Galactic announced Feb. 1 that the company will launch its SpaceShipTwo suborbital spaceplane in mid-February, two months after a technical problem aborted an earlier launch attempt. SpaceNews

The seven rocky planets orbiting the red dwarf star TRAPPIST-1 have remarkably similar densities, suggesting they likely have similar compositions, too.

The low-altitude launch is the world's first rocket flight from Maine.

Experiments with worms and artificial retinas will ship to space Feb. 20 aboard a Northrop Grumman Cygnus spacecraft.

A U.S. billionaire who made a fortune in tech and fighter jets is buying an entire SpaceX flight and plans to take three people with him to circle the globe this year.

Researchers at the Oak Ridge National Laboratory recently conducted another neutrino experiment that could lead to the discovery of new physics. The post Neutrinos Have a Newly Discovered Method of Interacting With Matte...

Space tourism company Virgin Galactic said Monday it planned a new test flight for its SpaceShipTwo craft this month after an aborted test in early December.

General Atomics announced the acquisition Feb. 1 of Tiger Innovations, a Herndon, Virginia small business focused primarily on satellite systems and related hardware and software. SpaceNews

SpaceX will launch the Crew-2 mission to the International Space Station on a Crew Dragon capsule no earlier than April 20, according to a statement from NASA.

Media are invited to attend NASA's Space Launch System (SLS) rocket's second Green Run hot fire - a test of the rocket's core stage and all of its integrated systems before its flight on the Artemis I lunar mission.

The Space Force wants an open platform to process and distribute data from missile-warning satellites so it's less dependent on the current prime contractor Lockheed Martin. SpaceNews

Quantum entanglement could in theory lead to extremely precise clocks that can hunt for subtle disturbances in space-time.

Carnegie Science:

A new study on the rotation of the universe's first light could suggest physicists need new rule-breaking subatomic particles

The Milky Way is surrounded by dozens of dwarf galaxies that are thought to be relics of the very first galaxies in the universe. Among the most primitive of these galactic fossils is Tucana II--an ultrafaint dwarf galax...

NASA's Goddard Space Flight Center:

NASA has named appointees for senior agency positions. Bhavya Lal joins the agency as acting chief of staff, Phillip Thompson will serve as White House liaison, Alicia Brown will serve as associate administrator for the ...

A pair of spacewalking astronauts completed a four-year effort to modernize the International Space Station's power grid on Monday, installing one last battery.