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Auroras may be visible from Alaska to Idaho as incoming speedy solar wind continues to buffet Earth's magnetic field.
From space slugs to lunar cemeteries, these movies, games, and books show that the undead can arrive from above, as well as below.
Bitcoin-mining mega data center seen leaking heat into the environment in an image captured from orbit by a thermometer satellite
The first scientific balloon flight happened on Dec. 16, 2025.
"I think every astronomer is going to find something of value here, as NASA's missions enable the world to answer fundamental questions about how the universe got its start, and how it changed to eventually…
A bevy of comets, a "blood moon" total lunar eclipse and impressive northern lights were just three of the skywatching highlights in 2025. Here's how they unfolded.
A Japanese H3 rocket suffered an anomaly during the launch of a navigation satellite on Sunday night (Dec. 21), resulting in the loss of the spacecraft.
Enjoy some out-of-this-world fun this Christmas with my selection of the best space board games available right now.
A sampling of aging Sun-like stars demonstrates that they likely eat their closest planets.
Over the past 12 months, we saw multiple spaceflight records broken, the debut of a powerful new rocket and the first-ever fully successful private moon landing.
Ursid shooting stars may be visible throughout the night on Dec. 21-22.
As the veteran 'Who' antagonists get ready for their close-up, we look back at 50 years of underwater history.
Today marks the shortest day and longest night of the year as the sun reaches its lowest point in the Northern Hemisphere sky.
Black Friday offers massive discounts on a host of products, but you don't have to wait until the next one to save big. From Boxing Day to Prime Day 2026, we investigate which is the…
You don't have to search the upside down to find the best Stranger Things gifts outside of Hawkins, so celebrate season five's release with these top gifts.
As Avatar: Fire and Ash makes its cinematic debut, here's James Cameron's best directorial sci-fi movies to date – and the list is earth-shatteringly impressive.
On Episode 190 of This Week In Space, Rod Pyle and Tariq Malik look back at the past year in space — its ups, its downs, its all-arounds.
Hated rivals Dennis Quaid and Lou Gossett Jr. find brotherhood on a desolate planet in Wolfgang Petersen's cult sci-fi classic.
Does the universe notice that we're paying attention to a quantum experiment? The answer goes against everything we thought we knew.
Show the space enthusiast in your life that you love them to the moon and back with the best last-minute holiday gifts available.
Are you behind on your holiday shopping or holding out for some final pre-Christmas bargains? From telescopes to monoculars, we've rounded up the best last-minute savings on optical equipment.
"The sheer amount of radiated energy from these bursts is so large that you can't power them with a core collapse stellar explosion — or any other type of normal stellar explosion."
The 3,600-piece Lego Icons Star Trek USS Enterprise is Lego's first-ever Star Trek set, and you get a free gift when you purchase it before Christmas eve.
"We do not know with certainty that we found a superkilonova, but the event nevertheless is eye-opening."
Odin Space and Arkisys are teaming up to provide customers with pioneering insurance for spacecraft specifically to cover space debris collision events.
Ubisoft's ambitious open-world game remains the best way to immerse yourself in Pandora's lush locales, exotic creatures, and fierce battles.
A photographer in Italy captured an ultra-rare elve and red sprite flashing above the Alps in a single breathtaking moment.
Whether you're buying for yourself or hunting for a gift for a keen astrophotographer, there's still time to save hundreds with these last-minute deals on cameras and lenses.
"Virgil has two personalities, its 'good' side – a typical young galaxy quietly forming stars. But Virgil transforms into the host of a heavily obscured supermassive black hole, pouring out immense quantities of energy."
"There is a lot to keep us busy."
If you're a Pandora-loving moviegoer who can't get enough of the Na'vi culture, keep an eye on these stunning Lego Avatar sets.
Astrophotographer Josh Dury has captured the beauty of the Geminids in this stunning timelapse exposure.
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A VPN is a great tool for online safety and streaming, and ensuring content won't be geo-locked on your travels. These are the six best options out there.
The South Korean startup Innospace will attempt its first orbital launch from Brazil's Alcântara Space Center on Friday (Dec. 19), and you can watch the action live.
3I/ATLAS has now made its closest approach to the sun and Earth and is now heading back out toward the outer solar system.
For one, it came down to timing.
On Thursday (Dec. 18), President Donald Trump issued an executive order designed to ensure American space superiority. It calls for the initial construction of a moon base by 2030, among other goals.
Convert your TV into a smart TV with a streaming stick and watch all your favorite sci-fi shows and movies in one place, to access your streaming service of choice.
They're not part of a vast, Marvel-style universe, and neither is a classic. So why are the "Avatar" movies so successful?
One of SpaceX's Starlink broadband satellites suffered an anomaly in orbit on Wednesday (Dec. 17) that led to its partial breakup, according to the company.
"It's like looking back in time in a sense, to that violent period of our solar system when it was less than a billion years old."
Interstellar visitor 3I/ATLAS is travelling away from the sun on its way back to interstellar space.
Satellites would likely begin colliding with each other or space junk in less than three days if they were to lose the ability to maneuver, for example due to an intense solar storm.
A rare interstellar comet has been caught in X-rays by two space telescopes, revealing how its gases interact with charged particles from the sun as it travels through the inner solar system.
2025 was another busy year on the sun. But how did it compare with 2024, and what will 2026 bring for solar activity and the northern lights?
This 3D rendering of our planet was part of France's Festival of Lights celebration.
Find out what you can see in the night sky for tonight, from planets and stars to dazzling meteor showers.
NASA JPL pinpoints the moment the interstellar visitor passes closest to our planet.
After testing and reviewing countless star projectors over the years, we're putting the very best head-to-head to determine which is the best for under $50 this Christmas.