Space News

NASA astronaut Jessica Meir and France's Sophie Adenot will conduct the sixth all-female spacewalk outside the International Space Station today (Sept. 1), and you can watch it live.

Rocket Lab will launch a Japanese Earth-observing radar satellite to orbit early Monday morning (Aug. 31), and you can watch the action live.

One of the primary objectives of space exploration that often gets overlooked is the intense effort that goes into ensuring Earth microbes dont contaminate planetary objects, also called forward contamination. This is do...

Black holes are some of the most awe-inspiring and mysterious celestial objects in the universe. This is primarily because astronomers still dont understand the underlying mechanisms that drive black holes, including its...

Cislunar space is already getting crowded. And with that crowding comes infrastructure complications. One is navigation - there is no Global Positioning System available when you're not on the globe. Finding a spacec...

Since the dawn of human space exploration, astronauts, scientists, and engineers have examined the short- and long-term effects of microgravity (often mistakenly called zero-gravity) on the human body. This includes the ...

Recent searches for the technosignatures of hypothetical Dyson Spheres again turn up empty.

When we think of weather forecasts, we instinctively think of weather on Earth like rain or shine. However, we rarely consider weather forecasts from outside of the Earth, also called space weather. While space weather o...

LAFAYETTE, Colo. (August 26, 2026) - Small satellite manufacturer and mission services provider Blue Canyon Technologies, part of RTXs (NYSE: RTX) Raytheon business, has unveiled its latest spacecraft subsystem, the [] T...

If you visit the New Horizons mission website frequently, you'll notice that the spacecraft continues to generate excellent science as it plows its way through the Kuiper Belt. It recently woke up from its latest hib...

Prior to its launch, astronomers were uncertain what the powerful JWST would find in the ancient, early Universe. One of its surprising findings was Little Red Dots, unexplained ancient objects. They're widely consid...

NASA awarded Blue Origin a contract Tuesday to develop the agencys Mars Telecommunications Network, a next-generation communications system that will enable reliable, high-bandwidth communications and navigation services...

NASA astronaut Jessica Meir and ESA astronaut Sophie Adenot replaced a camera and a docking aid during a 6-hour, 49-minute spacewalk outside the International Space Station on Tuesday (Sept. 1).

Microbes from space have fueled the plots of science fiction mainstays like "Project Hail Mary" and "The Andromeda Strain." But with more space missions launching each year, finding extraterrestrial life ...

The Fermi Explorer Mission plans to launch a small, cheap probe to Alpha Centauri in the next few years, to inspire further exploration and help humanity contemplate its place in the universe.

The ASTRID cosmological simulation has run from the Universe's early days up to the present day, z=0. ASTRID is larger than some other simulations, and smaller than others. But with a higher number of particles, it h...

Brilliant Venus and a Harvest Moon Use the Moon to find Antares and the Teapot, spot brilliant Venus, welcome the equinox, and see the Harvest Moon near Saturn and Neptune. Skywatching Highlights Transcript The Moon join...

A decade of returning franchises and wonderfully new beginnings.

New Southwest Research Institute (SwRI) modeling, conducted in collaboration with scientists at the University of Arizona, shows fundamental differences in how the moon may have formed from the giant impact that created ...

More than 3 billion miles (4.8 billion kilometers) from Earth, an ancient icy object is slowly awakening. As it drifts inward through the solar system, the frozen body known as Centaur 450P/LONEOS has begun releasing gas...

On Aug. 24, technicians at NASAs Kennedy Space Center in Florida began installing the four RS25 engines in the core stage of the agencys Space Launch System (SLS) rocket that will carry the Artemis III crew into low Eart...

On Sept. 1, 1979, NASA's robotic space probe Pioneer 11 became the first spacecraft to fly by Saturn. Here's why it mattered.