Space News

New supercomputer simulations help explain why exoplanets about twice the size of Earth are rare.

NASA still aims to launch its Artemis 1 moon rocket on Wednesday (Nov. 16), but a few boxes must be checked first.

Way out in the universe, a long time ago, a proto-magnetar was born. The birth was heralded by a gamma-ray burst (GRB), followed by a blast of strange emissions. Astronomers once assumed that GRBs like this came from bla...

A team of satellite experts have designed a navigation system that could save Earth from a collision at the last minute. The post It'll be Tough to Stop an Asteroid at the Last Minute, but not Impossible appeared first o...

AST SpaceMobile's BlueWalker 3 satellite unveiled an array that is about the same size as a small apartment, to provide high-speed communications from orbit.

A new type of heat shield was successfully tested last week, with the hopes this type of inflatable decelerator could be used in the future to land humans and large payloads on Mars or for atmospheric entry on other plan...

On September 12, 1962, then US president John F. Kennedy informed the public of his plan to put a man on the Moon by the end of the decade.

After two failed attempts this summer, NASA was busy Monday completing final preparations for the launch of its new mega Moon rocket, now scheduled for early Wednesday from Florida.

First in line to receive data transmissions from the James Webb Space Telescope, a team of astronomers at the University of California, Irvine and other institutions is using the unprecedentedly clear observations to rev...

A Chinese rocket body broke up in orbit after launching on Friday (Nov. 11) and is now in more than 50 pieces, adding to the threat of space debris in Earth orbit.

NASA has awarded contracts to Air Products and Chemicals Inc. of Allentown, Pennsylvania, and Linde Inc. of Danbury, Connecticut, to supply up to approximately 15 million pounds of liquid hydrogen for use at facilities a...

NASA has selected GeoOptics Inc. of Pasadena, California, to provide commercial small constellation satellite data products that may augment NASA-collected data in the future.

SpaceX just conducted its most ambitious and powerful Starship test to date, firing up 14 engines on one of its Super Heavy booster prototypes.

SpaceX successfully launched a second pair of C-band replacement satellites for Intelsat over the weekend on the final flight of a frequently used Falcon 9 booster. The post SpaceX launches a pair of Intelsat satellites ...

Solar Orbiter has spotted a "tube" of cooler atmospheric gases snaking its way through the sun's magnetic field. The observation provides an intriguing new addition to the zoo of features revealed by the ESA-led Solar Or...

I love a good space launch, and I have been eagerly awaiting NASA's powerful new Space Launch System rocket to take off as the first part of NASA's ambitious Artemis Mission to put U.S. astronauts back on the Moon. But t...

NASA started the countdown Monday for this week's planned liftoff of its new moon rocket, although hurricane damage could cause yet another delay for the test flight.

The James Webb Space Telescope Early Release Science (ERS) program--first released on July 12th, 2022--has proven to be a treasure trove of scientific finds and breakthroughs. Among the many areas of research it is enabl...

We recently examined how and why Saturn's icy moon, Enceladus, could answer the longstanding question: Are we alone? With its interior ocean and geysers of water ice that shoot out tens of kilometers into space that alle...

Researchers led by Dr. Lu Kaixing from Yunnan Observatories of the Chinese Academy of Sciences have provided new insights into the broad-line region (BLR) of the active galactic nuclei (AGN), and achieved precise measure...

It is still a glimpse into the future: Astronauts could be put into artificial hibernation and in this state be better protected from cosmic radiation. At present, there are already promising approaches to follow up such...

A team of researchers from the University of Notre Dame and Tohoku University have revealed the birthplace of so-called "gold-rich" stars--stars with an abundance of heavy elements beyond iron, including the "jewelry sto...