Space News
Zenno Astronautics to relocate to the United States
Space News - 21 Jul 2026 22:11
SAN FRANCISCO - Zenno Astronautics, a New Zealand startup focused on applying superconducting magnets for spacecraft attitude control and acceleration, plans to redomicile to the United States. It is obvious [] The post ...
Electyrolyzer experiment designated ready-to-fly by NASA
Phys.org - 21 Jul 2026 22:00
A Southwest Research Institute and University of Texas at San Antonio experiment has passed a critical NASA review, designating it ready for parabolic flight testing. The two institutions will evaluate the performance of...
Does dark energy really exist? Our work identifies cracks in the foundations of today's cosmological model
Phys.org - 21 Jul 2026 21:40
According to current understanding, the universe is expanding-and is doing so at an accelerating rate. This is believed to be caused by something called the cosmological constant, which was first proposed by Albert Einst...
SpaceX launches Northrop mission to extend the life of aging satellites
Space News - 21 Jul 2026 21:26
DARPA-backed vehicle will install propulsion pods on three commercial satellites in geostationary orbit The post SpaceX launches Northrop mission to extend the life of aging satellites appeared first on SpaceNews.
James Webb Space Telescope discovers the secrets of cosmic 'factories' that filled the early universe with stardust
SPACE.com - 21 Jul 2026 21:00
Using the James Webb Space Telescope, astronomers have discovered the secrets of early galaxies that pumped the infant cosmos full of dust, but by studying a much closer and modern galaxy.
Alien life likely can't survive on exoplanets smaller than Mars, scientists say
SPACE.com - 21 Jul 2026 20:15
For a world to maintain an atmosphere long enough for life to gain a foothold, it seems it needs to be at least as big as Mars.
NASA to Host Media Briefing on Roman Telescope, Launching Next Month
NASA Breaking news - 21 Jul 2026 20:07
Media are invited to join NASA for a virtual news conference at 2 p.m. EDT, Wednesday, July 29, to preview the Nancy Grace Roman Space Telescope mission, scheduled to launch from the agencys Kennedy Space Center in Flori...
Northrop adds to charges on Vulcan solid rocket motor program
Space News - 21 Jul 2026 19:40
Northrop Grumman took another charge for the solid rocket boosters it provides for the Vulcan Centaur and suggested updated motors might not be ready until the end of the year. The post Northrop adds to charges on Vulcan...
Astronomers Are Still Trying to Understand How a Galaxy's Spiral Arms Form
Universe Today - 21 Jul 2026 19:38
Spiral galaxies, including grand spirals like the Whirlpool galaxy, are plentiful. But it's still a mystery how their spiral arms form and persist for hundreds of millions of years, and why some galaxies have one, tw...
Mysterious gas 'bullets' race from Milky Way's only known helium nova at up to 20 million mph
Phys.org - 21 Jul 2026 19:00
Mysterious high-speed "bullets"-clumps of possibly oxygen-rich gas traveling at up to 20 million miles per hour-have been discovered shooting out of the rarest stellar explosion in our galaxy.
Commercial Space Federation (CSF) WelcomesThree New Associate Members
Space News - 21 Jul 2026 19:00
Washington, D.C.- July 21, 2026 -The Commercial Space Federation (CSF) is pleased to welcome Overview Energy, Loft Orbital, and Star Catcher as new associate members - companies advancing space-based energy, [] The post ...
Space Force orders 36 more Golden Dome missile-tracking satellites, for $1.75 billion
SPACE.com - 21 Jul 2026 19:00
The Space Development Agency announced partnerships with two companies worth up to $1.75 billion total, to develop 36 satellites for the Trump administrations Golden Dome missile-defense initiative.
New technique enables LIGO to peer farther into the distant universe
Phys.org - 21 Jul 2026 18:30
Scientists at the University of California, Riverside, have developed a new way to help gravitational-wave observatories see farther into the universe by solving one of their biggest challenges: tiny heat-induced distort...
Black hole jet may be stirring gas cloud containing early 'red potato' galaxy
Phys.org - 21 Jul 2026 18:20
A black hole may be stirring a "pot" of gas containing a neighboring galaxy in the early universe, according to a new study published in Astronomy & Astrophysics that used observations from NASA's Chandra X-r...
US-India Satellite Delivers Data, Reveals Hummingbird in Antarctica
NASA Breaking news - 21 Jul 2026 18:14
As of July 20, the public can access data from the two powerful radar instruments aboard the NISAR (NASA-ISRO Synthetic Aperture Radar) satellite. Teams in the United States and India will release files processed from th...
NASALangley Celebrates Community through Musicwith Symphony Under the Stars Event
NASA Breaking news - 21 Jul 2026 18:00
NASA Langleys Stars, Stripes, and Supernovas - Symphony Under the Starseventbrought employees, families, and community members together for an evening filled with music, connection, and celebration. Organizers planned th...
Billions of miles and thousands of years in the making: This is the life of a Perseid shooting star
SPACE.com - 21 Jul 2026 18:00
A story billions of miles and thousands of years in the making.
US-India satellite delivers data, reveals 'hummingbird' in Antarctica
Phys.org - 21 Jul 2026 17:50
As of July 20, the public can access data from the two powerful radar instruments aboard the NISAR (NASA-ISRO Synthetic Aperture Radar) satellite. Teams in the United States and India will release files processed from th...
Artemis III astronauts will beam 4k video from Orion to Earth using SpaceX Starlink lasers
SPACE.com - 21 Jul 2026 17:00
NASA is partnering with SpaceX to outfit the Artemis III Orion spacecraft with Starlink laser communications terminals to assist with high-definition video transmissions and data-heavy mission downlinks.
New simulation challenges leading explanation for why galaxies stop forming stars
Phys.org - 21 Jul 2026 16:50
For decades, astronomers have cast galaxy mergers as the universe's ultimate relationship drama: two galaxies collide, chaos erupts, black holes awaken and star formation comes to a screeching halt. Upending this lon...
Jellyfish nebula may be the scene of two stars going supernova
Phys.org - 21 Jul 2026 16:30
The star that formed the Jellyfish nebula may have had a partner star that exploded 100,000 years earlier, according to international researchers, who say that this may be the first known discovery of a binary star syste...
800 Million Years Ago, a Catastrophic Asteroid Breakup Rained Fire on the Inner Solar System
Universe Today - 21 Jul 2026 16:13
On Earth, its hard to track events that reshape its surface, as the surface itself is being reshaped constantly by weather and tectonic or volcanic upheavals. However, the Moon is much more static, and scientists have be...