Space News

Scientists have spent 12 years arguing over how to classify Pluto, and a recently published paper offers a new -- but surprisingly old -- reason for restoring the object's planetary status.

EPFL scientists have mapped out the steps required to build a self-sustaining research base on Mars that would be habitable for the long term. Their work can help researchers set priorities for space programs exploring M...

This NASA/ESA Hubble Space Telescope image showcases the galaxy NGC 4036, a lenticular galaxy some 70 million light-years away in the constellation of Ursa Major (the Great Bear).

Former deputy defense secretary Bob Work: "There's never been a thing that Congress doesn't feel can be solved by reorganizing." SpaceNews.com

We started out Astronomy Cast with the controversal decision to de-planet Pluto. And here we are, more than a decade later, at the brink of recording our 500th episode when another big decision is coming down from the IA...

Artificial intelligence is invading many fields, most recently astronomy and the search for intelligent life in the universe, or SETI.

A team of Japanese engineers recently constructed a scale-model of a space elevator, which will be sent to the ISS to conduct experiments that could lead to the real thing someday! The post A Japanese Company is About to...

Japan's seventh cargo mission (HTV-7) to the International Space Station is in the final stages of preparation for launch on Monday at 7:32 p.m. EDT....

A cosmonaut on Monday showed off a hole in the International Space Station that caused loss of oxygen after Russia suggested the leak could have been caused deliberately.

Scientists at Southwest Research Institute studied an unusual pair of asteroids and discovered that their existence points to an early planetary rearrangement in our solar system.

To remain profitable during a period of dramatic change in the communications industry, regional satellite operators are adopting new technology and establishing partnerships, according to panelists at the World Satellit...

Fleet operator Eutelsat of Paris signed a contract with Arianespace to launch five satellites on the future Ariane 6 rocket by 2027. SpaceNews.com

Chief executives of satellite operators took sharply divergent views on working with terrestrial mobile operators on access to spectrum, with some advocating for negotiations while another warned of making any deals. Spa...

Scientists are hoping to understand one of the most enduring mysteries in cosmology by simulating its effect on the clustering of galaxies.

NASA's Dawn mission is drawing to a close after 11 years of breaking new ground in planetary science, gathering breathtaking imagery, and performing unprecedented feats of spacecraft engineering.

The OSIRIS instrument on the Gran Telescopio Ganarias has made the deepest survey of galaxies to date, the OSIRIS Tunable Emission Line Object survey (OTELO), and the results could change what we currently know about the...

You can learn a lot from a blast tube. You can learn more when you couple blast experiments with computer modeling.

Calvin College professor of astronomy Larry Molnar made a bold announcement in 2017--he and his team had identified a binary star in the constellation Cygnus, the Swan, that was a strong candidate to merge and explode in...

Bright surface features on the dwarf planet Ceres known as faculae were first discovered by NASA's Dawn spacecraft in 2015. This mosaic of one such feature, Cerealia Facula, combines images obtained from altitudes as low...

NASA's Dawn mission is drawing to a close after 11 years of breaking new ground in planetary science, gathering breathtaking imagery, and performing unprecedented feats of spacecraft engineering.

NASA astronaut Nick Hague will be available at 7 a.m. EDT on Wednesday, Sept. 19, for live satellite interviews from Russia before he launches to the International Space Station on his first spaceflight in October.

Investment bankers increasingly believe that the satellite industry is fundamentally shifting from large geostationary spacecraft to constellations of low Earth orbit smallsats, forcing existing companies to respond whil...