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The Latest Breaking News from NASA

What Happened When 3I/ATLAS Approached Earth — Heartbreak Looms For Astronomers

As interstellar object 3I/ATLAS swept past Earth on 19 December 2025, viral theories claimed cosmic indifference or alien intent. Here is what happened and why astronomers were watching so closely.

International Business Times UK

Starship success, a private moon landing and more: The top 10 spaceflight stories of 2025

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.

Space

Glittering new James Webb telescope image shows an 'intricate web of chaos' — Space photo of the week

This mash-up of data from the James Webb Space Telescope and the Chandra X-ray Observatory reveals two galaxies mid-collision, with their spiral arms overlapping and bending toward their neighbors' cores.

LiveScience

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Why is Venus so bright?

The "morning star" is bright because of several factors, including having an atmosphere filled with sulfuric acid.

LiveScience

3I/ATLAS Mystery Solved: Is it a Comet Or An Alien Spacecraft From The Milky Way?

Is 3I/ATLAS a comet or an alien probe?

International Business Times UK

Interstellar Comet 3I/ATLAS: Watch Live Images of The Alien Guest Closing in on Earth

Interstellar visitor 3I/ATLAS passes Earth, sparking debate between ancient comet theories and alien tech.

International Business Times UK

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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Scientists spot 'unprecedented celestial event' around the 'Eye of Sauron' star just 25 light-years from Earth

Scientists watching the nearby Fomalhaut star system have directly seen two protoplanets smash together for the first time. Then, they saw it happen again.

LiveScience

Comet 3I/ATLAS Flyby: Interstellar Visitor Zooms Past Earth Today Before It Is Gone

Learn how to watch interstellar comet 3I/ATLAS as it makes its final flyby of Earth today at 153,000mph before disappearing into deep space forever.

International Business Times UK

Trump Signs EO for Moon & Mars Missions—Experts Link Move to China's Space Ambitions

President Trump signed an executive order to return to the Moon by 2028 and prepare for Mars, a move seen as a direct challenge to China's space ambitions.

International Business Times UK

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

Interstellar comet 3I/ATLAS is rapidly moving away from us. Can we 'intercept' it before it leaves us forever?

3I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar object.

LiveScience

Interstellar comet 3I/ATLAS makes closest pass of Earth. Where's it heading next?

Everyone's favorite interstellar comet, 3I/ATLAS, flew past Earth overnight, coming within about 168 million miles (270 million kilometers) of our planet.

LiveScience

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

"There is a lot to keep us busy."

Space

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International Business Times UK

Comet 3I/ATLAS Reveals Secrets: 7.6 Billion-Year-Old 'Cosmic Fossil' Passes Today

Discover the secrets of 3I/ATLAS, the 7.6 billion-year-old interstellar comet passing Earth. Learn about its ancient origins and unique chemical makeup.

International Business Times UK

3I/ATLAS Update: Harvard Expert Avi Loeb Warns Alien 'Serial Killer' Visitor Cannot Be Ruled Out

Is 3I/ATLAS a comet or an alien ship? Harvard's Avi Loeb warns of a 'serial killer' visitor as the interstellar object makes its closest approach to Earth.

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.

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International Business Times UK

'No Comet Ever Had This' - New Viral 3I/ATLAS Images Shock Social Media As it Nears Earth

Viral images of interstellar object 3I/ATLAS have generated wild claims of a hollow comet with a mysterious dark core. As it nears Earth, what is the truth?

International Business Times UK

SpaceX Starlink Satellite Breaks Apart in Orbit, Raising Fresh Fears Over Space Debris

A SpaceX Starlink satellite is falling to Earth after a mid-orbit failure on 17 December. While the craft is expected to burn up safely beneath the International Space Station, the event highlights growing worries over orbital debris.

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.

LiveScience

Comet 3I/ATLAS reaches closest point to Earth: How to see it on Friday night

Comet 3I/ATLAS, the third interstellar object ever detected, reached its closest point to Earth overnight from Thursday to Friday (Dec. 18 to 19), and it remains in a good viewing position tonight. Here's how to see it.

The Independent UK

Want to see what space really looks like? Scientists just released a stunning new cosmic map

The three-dimensional view will help scientists learn more about the origins of life in the Milky Way galaxy and how the universe’s hundreds of millions of galaxies have changed over time

LiveScience

New ultraviolet image of comet 3I/ATLAS could help reveal what it's made of

NASA's alien-hunting Europa Clipper spacecraft took seven hours of ultraviolet observations of interstellar comet 3I/ATLAS while both objects zoom toward Jupiter.

International Business Times UK

T-1 Day For 3I/ATLAS: Virtual Telescope To Stream Interstellar Visitor Flyby

Watch the 3I/ATLAS livestream tonight as the interstellar comet reaches its closest point to Earth. NASA confirms findings on its unique "wobbling jet" and origin.

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