Space News

Of all the rocky, inner worlds of the solar system, Venus is the most challenging to explore.

Arianespace and OneWeb on Sept. 21 announced a revised launch contract that covers OneWeb's constellation deployment with three fewer launches than originally planned. SpaceNews

NASA will host a media teleconference at 1 p.m. EDT Thursday, Sept. 24, to discuss science investigations, technology demonstrations, and commercial products launching on Northrop Grumman's 14th commercial resupply missi...

A Biosignature Last week, an incredible announcement was made about the search for extraterrestrial life: Phosphine gas detected in the clouds of Venus - a potential indicator of life or "biosignature." Now some gases mi...

There are two main approaches that humanity can take to living in space. The one more commonly portrayed is colonizing other celestial bodies such as the moon and Mars. That approach comes with some major disadvantages, ...

In a delightful alignment of astronomy and mathematics, scientists at MIT and elsewhere have discovered a "pi Earth"--an Earth-sized planet that zips around its star every 3.14 days, in an orbit reminiscent of the univer...

An international team of astrophysicists has found distinctive signatures of black hole event horizons, unmistakably separating them from neutron stars, which are objects comparable to black holes in mass and size but co...

The asteroid Ryugu may look like a solid piece of rock, but it's more accurate to liken it to an orbiting pile of rubble. Given the relative fragility of this collection of loosely bound boulders, researchers believe tha...

(Tata Institute of Fundamental Research) A black hole is an exotic cosmic object, from within which nothing, not even light, can escape. Definitive proof of the existence of such objects is a holy grail of physics and as...

Saturn's geyser-spewing moon Enceladus may be even more active than scientists had thought.

Astronomers have discovered a new type of alien world -- the first known "ultra-hot Neptune," a giant planet that orbits its star 60 times closer than Earth does the sun, a new study finds.

Shiny boulders on one of the darkest asteroids in the solar system may shed light on the cataclysmic impacts behind that space rock's origins, a new study finds.

Following a series of critical contract awards and hardware milestones, NASA has shared an update on its Artemis program, including the latest Phase 1 plans to land the first woman and the next man on the surface of the ...

Observations of Venus by NASA's Parker Solar Probe, JAXA's Akatsuki mission and astronomers around the world have given a rare cloud-top-to-surface glimpse of the Earth's neighboring planet. The results are being present...

NASA astronauts and leadership took to Twitter over the weekend to mark the death of Supreme Court Justice Ruth Bader Ginsburg on Friday (Sept. 18).

In a paper published today in Nature Astronomy, researchers report the first ever clear images of nanojets--bright thin lights that travel perpendicular to the magnetic structures in the solar atmosphere, called the coro...

Data from Southwest Research Institute-led instruments aboard ESA's Rosetta spacecraft have helped reveal auroral emissions in the far ultraviolet around a comet for the first time.

NASA's Goddard Space Flight Center:

NASA Administrator Jim Bridenstine will discuss the agency's latest Artemis program exploration plans during a media teleconference today at 5 p.m. EDT.

David Gauthier spoke with SpaceNews about the National Geospatial Intelligence Agency's growing needs for commercial data and services. SpaceNews

BlackSky booked its satellites on a SpaceX rideshare launch because it was convenient and affordable, said BlackSky Chief Technology Officer Scott Herman. But the mission unwittingly became a demonstration of the type of...

The recent discovery of phosphine in the atmosphere of Venus is exciting, as it may serve as a potential sign of life (among other possible explanations).