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The Latest Breaking News from Space

Winter solstice 2025 marks the shortest day of the year in the Northern Hemisphere today

Today marks the shortest day and longest night of the year as the sun reaches its lowest point in the Northern Hemisphere sky.

Space

James Cameron's sci-fi movies ranked, worst to best

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.

Space

This Week In Space podcast: Episode 190 — Holiday Special 2025

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.

Space

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'Enemy Mine' at 40: An empathetic space adventure that still resonates strongly today

Hated rivals Dennis Quaid and Lou Gossett Jr. find brotherhood on a desolate planet in Wolfgang Petersen's cult sci-fi classic.

Space

How the 'delayed choice quantum eraser' experiment got us to rethink reality

Does the universe notice that we're paying attention to a quantum experiment? The answer goes against everything we thought we knew.

Space

Mysterious bright blue cosmic blasts triggered by black holes shredding stars, scientists say. 'It's definitely not just an exploding star.'

"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."

Space

Astronomers may have spotted the 1st known 'superkilonova' double star explosion

"We do not know with certainty that we found a superkilonova, but the event nevertheless is eye-opening."

Space

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These 2 companies are teaming up to offer insurance for space debris strikes on satellites

Odin Space and Arkisys are teaming up to provide customers with pioneering insurance for spacecraft specifically to cover space debris collision events.

Space

As Avatar returns to theaters, there's never been a better time to check out 'Avatar: Frontiers of Pandora'

Ubisoft's ambitious open-world game remains the best way to immerse yourself in Pandora's lush locales, exotic creatures, and fierce battles.

Space

2 of Earth's rarest lightning phenomena captured simultaneously in once-in-a-lifetime photo

A photographer in Italy captured an ultra-rare elve and red sprite flashing above the Alps in a single breathtaking moment.

Space

James Webb Space Telescope watches 'Jekyll and Hyde' galaxy shapeshift into a cosmic monster

"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."

Space

NASA's Perseverance Mars rover could break the record for miles driven on another planet

"There is a lot to keep us busy."

Space

Geminid meteors streak under green sky | Space photo of the day for Dec. 19, 2025

Astrophotographer Josh Dury has captured the beauty of the Geminids in this stunning timelapse exposure.

Space

Watch South Korean startup Innospace attempt its 1st-ever orbital launch today

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.

Space

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Space

Farewell, comet 3I/ATLAS! Interstellar visitor heads for the outer solar system after its closest approach to Earth

3I/ATLAS has now made its closest approach to the sun and Earth and is now heading back out toward the outer solar system.

Space

How did interstellar comet 3I/ATLAS capture our imagination in 2025?

For one, it came down to timing.

Space

Trump signs sweeping executive order aimed at 'ensuring American space superiority'

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.

Space

Why are the 'Avatar' movies so massive? Their success seems to defy conventional logic

They're not part of a vast, Marvel-style universe, and neither is a classic. So why are the "Avatar" movies so successful?

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Space

A SpaceX Starlink satellite is tumbling and falling out of space after partial breakup in orbit

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.

Space

Astronomers capture 1st direct images of collisions in a nearby star system: 'It's like looking back in time'

"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."

Space

4 ways to track 3I/ATLAS without a telescope as it makes its closest approach to Earth tonight

Interstellar visitor 3I/ATLAS is travelling away from the sun on its way back to interstellar space.

Space

'Crash Clock' reveals how soon satellite collisions would occur after a severe solar storm — and it's pretty scary

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.

Space

Scientists detect X-ray glow from interstellar comet 3I/ATLAS extending 250,000 miles into space

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.

Space

Will 2026 bring strong auroras? What the sun's recent activity tells us

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?

Space

As above, so below: Earth in the sky | Space photo of the day for Dec. 18, 2025

This 3D rendering of our planet was part of France's Festival of Lights celebration.

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