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The Latest Breaking News on Space

The Odds Are 1 in 40,000: Avi Loeb Explains 3I/ATLAS' Impossible Alignment

Harvard astrophysicist Avi Loeb says the odds of interstellar object 3I/ATLAS aligning its rotation axis toward the Sun are just 1 in 40,000, raising fresh questions about whether standard comet physics is enough to explain its behaviour.

International Business Times UK

SpaceX launches Starlink missions in dual-coast spaceflight doubleheader (videos)

SpaceX launched two Falcon 9 rockets, each carrying Starlink satellites, from Kennedy Space Cener in Florida and Vandenberg Space Force Base in California on Dec. 17, 2025.

Space

Surprise! Saturn's huge moon Titan may not have a buried ocean after all

"We're not certain if having widespread liquid pockets instead of a global ocean makes Titan more or less habitable."

Space

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Astronomers make huge discovery under Saturn’s moon that could change search for alien life

NASA’s planned Dragonfly mission is expected to provide more clarity on the moon’s innards

The Independent UK

Avi Loeb Reveals 3I/ATLAS' Anti-Tail Wobble Like a Cosmic Lighthouse

Harvard's Avi Loeb reveals 3I/ATLAS' anti‑tail wobble before perihelion, likened to a cosmic lighthouse, sparking debate on interstellar anomalies.

International Business Times UK

Experiments on a private space station: Vast asks scientists for research proposals

The California startup Vast has opened a call for scientific research aboard its Haven-1 private space station, which is set to launch atop a SpaceX rocket next year.

Space

Interstellar comet 3I/ATLAS wasn't supposed to be there — meet the astronomer who discovered it

Dr. Larry Denneau of the University of Hawaii is nothing like your typical astronomer.

Space

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NASA's Parker Solar Probe captures solar wind doing a 'U-turn'

NASA's Parker Solar Probe captured solar material looping back to the sun, revealing how it recycles magnetic energy and shapes future solar storms.

Space

NASA's MAVEN spacecraft is still silent at Mars — and apparently is spinning, too

NASA still hasn't heard from its MAVEN Mars orbiter, and the spacecraft appears to be spinning in an odd way as well.

Space

3I/ATLAS Forces Astronomers to Reevaluate Probability Distributions for Interstellar Object Properties

Astronomers say 3I/ATLAS is so unusual that it is forcing a rethink of probability distributions used to model interstellar object properties.

International Business Times UK

Europe's Ariane 6 rocket launches its 1st pair of Galileo navigation satellites (video)

Europe's Ariane 6 rocket launched a pair of Galileo satellites just after midnight on Wednesday (Dec. 17), adding to the continent's geopositioning constellation.

Space

Launch of Japan's Michibiki 5 navigation satellite scrubbed late in countdown

The planned launch of Japan's Michibiki 5 navigation satellite atop an H3 rocket tonight (Dec. 16) was scrubbed with less than a minute left in the countdown.

Space

James Webb Space Telescope discovers a lemon-shaped exoplanet unlike anything seen before: 'What the heck is this?'

"This was an absolute surprise. It's extremely different from what we expected."

Space

Could the Star of Bethlehem have actually been a comet?

The direction, distance and motion of the comet through the sky during its closest approach could have made it seem like it was hovering over Bethlehem when Jesus was said to have been born.

Space

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International Business Times UK

3I/ATLAS' Behaviour Suggests Current Survey Telescopes May Be Missing Exotic Interstellar Visitors

Interstellar comet 3I/ATLAS shows a rare sun‑facing anti‑tail, raising concerns that survey telescopes miss exotic visitors

International Business Times UK

3I/ATLAS X-Ray Images Show What Happens When Interstellar Comet Gases Meet the Sun's Charged Particles

ESA's XMM-Newton captured first x-ray images of comet 3I/ATLAS, revealing a red glow from gases colliding with solar wind, with hydrogen and nitrogen details unseen by optical telescopes.

International Business Times UK

NASA Just Shocked the World: Most Small Galaxies Might Be Missing Their Cosmic Anchors

New NASA-backed research using the Chandra X-ray Observatory suggests many small galaxies may lack supermassive black holes, challenging long-held theories of galaxy formation.

Space

Interstellar comet 3I/ATLAS makes its closest approach to Earth tonight: Here's what you need to know

The interstellar comet will pass safely by Earth, giving astronomers their best chance to study it up close.

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The Independent UK

Starlink satellites almost smash into Chinese ones, SpaceX says

Even a small collision in space could be potentially disastrous, experts have warned

Space

Finding the point of no return: Sun's shifting, spiky atmospheric boundary mapped in detail for 1st time

Scientists have created the first detailed maps of the sun's atmospheric boundary, where solar material breaks free and streams into space.

International Business Times

RKLB Stock Update: Rocket Lab Shares Soar After Completing High-Profile Mission

Shares of Rocket Lab USA Inc. surged on Monday after the space launch company successfully completed a high-profile mission for Japan's space agency, reinforcing investor confidence in its execution and growth prospects.

Space

NASA tests drones in Death Valley | Space photo of the day for Dec. 15, 2025

To develop more robust next-generation aerial explorers, NASA's Mars Exploration program is turning to drones.

Space

Geminid meteor shower 2025 thrills skywatchers with an end-of-year celestial firework show (photos)

The Geminid meteor shower peaked overnight on Dec. 13.

Space

Surprise! 2 private spacecraft rendezvous in orbit on newly revealed 'Remora' mission

Two commercial spacecraft pulled off a surprise rendezvous in Earth orbit recently, showcasing skills that could pave the way for satellite servicing missions down the road.

International Business Times UK

New Observations Show 3I/ATLAS's Anti-Tail Changes Direction as It Approaches Perigee

New observations show interstellar object 3I/ATLAS has changed the direction of its rare anti-tail as it nears Earth, deepening scientific debate over its nature and behaviour.

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