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Using new observations from the Hubble Space Telescope and observatories on Earth, scientists have confirmed the existence of Betelgeuse's elusive companion star, named Siwarha.
SpaceX recently stacked the giant Super Heavy booster that will help launch the upcoming 12th test flight of the company's Starship megarocket.
Roguelite structure, mysterious narrative, and breakneck third-person shooter action come together once again in Housemarque's Saros.
NASA's Curiosity rover has sent back a striking new "postcard" from high on the slopes of Mount Sharp, offering a dramatic look at the rugged Martian landscape it's been exploring for more than a decade.
"This is a tale of a failed galaxy."
Artemis 2, NASA's next astronaut mission to the moon, is gearing up for a launch that could occur as soon as Feb. 6.
A solar conjunction occurs as Venus' orbit carries it into alignment with the sun and Earth.
Congress plans to allocate $24.4 billion to NASA for fiscal year 2026, nearly $6 billion more than President Trump had proposed.
The reservoir seen in this image is sometimes referred to as the "eye of Quebec."
From ancient stargazers to modern-day space scientists, women have shaped our understanding of the cosmos. This crossword celebrates their brilliance, resilience, and astronomical achievements.
Bad news for those hoping interstellar invader 3I/ATLAS is an alien spacecraft as technosignature search turns up empty.
China's ice-hunting Chang'e 7 mission is scheduled to launch to the moon later this year, helping set the stage for a lunar base that the country aims to build in the 2030s.
Spain's latest military communications satellite suffered a debris impact while headed to its orbital destination. The extent of the damage is still unknown.
The Department of Defense is taking administrative action against former NASA astronaut and current U.S. Senator Mark Kelly over remarks he made in a 90-second video in November.
We'll be battling aliens, surviving cosmic horrors, and conquering the stars in 2026 with these upcoming space and sci-fi games.
"If this interaction between dark matter and neutrinos is confirmed, it would be a fundamental breakthrough."
The shape of the universe is not something we often think about.
Astronomers are gathering in Phoenix this week for the 247th meeting of the American Astronomical Society (AAS 247), where the latest discoveries from exoplanets, JWST and upcoming space missions will take center stage.
Regulus is the brightest star in the zodiacal constellation Leo.
The new findings strengthen the "RNA world" hypothesis that describes how the first life on Earth could have used RNA instead of DNA.
The Westerlund 2 star cluster is home to some of the Milky Way's brightest stars.
January's full moon is often known as the 'Wolf Moon'.
Lunar landers from Blue Origin, Firefly Aerospace, Intuitive Machines and Astrobotic are gearing up for moon landing attempts in 2026 as the commercial exploration of deep space expands.
A SpaceX Falcon 9 rocket carrying 29 Starlink satellites launched from Cape Canaveral Space Force Station in Florida on Sunday, Jan. 4, 2026.
Space debris falling to Earth is a growing threat to aircraft, and experts are trying to reduce the risk.
But as more and more satellites are launched into LEO...the region's getting a bit crowded.
NASA's ESCAPADE Mars probes embarked on a 'loiter' trajectory after launch, and scientists say that extra time in space could have some consequences for the twin spacecraft.
Earth is about to see three total solar eclipses in just under two years, with each successive path of totality moving west to east across the globe. Here's everything you need to know to plan…
Test your space smarts with our weekly crossword challenge, crafted from Space.com's biggest headlines.
First, instead of moving storms quickly eastward, the sluggish jet stream stalled storm systems in place, causing prolonged downpours and flash flooding.
If nonliving materials can produce rich, organized mixtures of organic molecules, then the traditional signs we use to recognize biology may no longer be enough.
Earth reaches its closest point to the sun in its 2026 orbit on Jan. 3.
The Quadrantids are known for producing bright "fireball" meteors that can outshine the brightest planets
2026 is a special year for creator Gene Roddenberry's iconic "Wagon Train To The Stars" sci-fi franchise as it celebrates its 60th anniversary seeking out new life and new civilizations!
A VPN, or virtual private network, is great for online safety and accessing content while travelling. It's worth getting, but why? Scroll down to find out.
SpaceX launched the first mission of 2026 tonight (Jan. 2), sending an Italian Earth-observing satellite to orbit.
SpaceX will soon lower the orbits of about 4,400 Starlink satellites, to decrease the threat they pose to other spacecraft and reduce space traffic overall.
Entertainment is the final frontier, as you experience everything from Starfleet to the Green Lantern Corps and Godzilla in 2026.
Auroras may be visible from Alaska to Illinois as an incoming coronal mass ejection could disrupt Earth's magnetic field and trigger geomagnetic storm conditions.
Don't miss January's Wolf Moon rise over the eastern horizon tonight, as the first full moon of 2026.
Astronomers have detected a "free floating" rogue planet the size of Saturn drifting through the Milky Way some 10,000 light-years from Earth.
Do you want to build a snowman?
In late April 2026, a long-period comet will swing through the inner solar system. It will likely be visible with binoculars, and there's a small chance it could be seen with the naked eye.
A daylight peak and a full moon combine to sabotage the powerful Quadrantid meteor shower in 2026.
Lego has recently released their first-ever Star Trek set, the 3600-piece U.S.S Enterprise, but is it better than Playmobil's model?
Think you know your Le Guin from your Liu? Let’s find out
From astronauts looping around the moon to spacecraft reaching Mercury and asteroids near Earth, 2026 is shaping up to be a landmark year for space exploration.
Our 2026 skywatching guide includes a total solar eclipse, a "blood moon" and a festive supermoon. Here are the dates you need to know.
"I am the watcher on the walls."