New research shows that surges in solar activity can accelerate the descent of space debris, reshaping how scientists predict satellite lifetimes and collision risks.

The post Space Junk Falls Faster When Sun Heats Up, New Study Finds appeared first on Sci.News: Breaking Science News.

New observations from the NASA/ESA/CSA James Webb Space Telescope have revealed a slow-rotating massive galaxy, named XMM-VID1-2075, at redshift z = 3.449 (we’re seeing the galaxy as it was about 12 billion years ago).

The post Webb Discovers Slow-Rotating Galaxy in Early Universe appeared first on Sci.News: Breaking Science News.

A team of astronomers in Japan has detected a thin atmosphere around (612533) 2002 XV93, a trans-Neptunian object about 500 km in diameter -- an object far too small and cold to retain one.

The post Small, Frozen World beyond Pluto Appears to Have Thin Atmosphere appeared first on Sci.News: Breaking Science News.

A novel technique applied to the TESS data has revealed 27 new circumbinary candidates, hinting that such exotic systems may be more common than once believed.

The post Astronomers Spot Dozens of Potential ‘Tatooine’ Worlds appeared first on Sci.News: Breaking Science News.

Using data from NASA’s Juno spacecraft, planetary scientists have produced the most precise measurements of Jupiter’s size in half a century and found the Solar System’s largest planet is slimmer and flatter than long believed.

The post Jupiter is Little Smaller Than We Thought appeared first on Sci.News: Breaking Science News.

Astronomers using the NASA/ESA Hubble Space Telescope have captured this vivid image of the spiral galaxy NGC 3137, which is located in the constellation Antlia.

The post Hubble Captures Spiral Galaxy Packed with Brilliant Star Clusters: NGC 3137 appeared first on Sci.News: Breaking Science News.

New research by astronomers from the University of California, Riverside, Sam Houston State University and the University of Oklahoma suggests decaying dark matter could have triggered the rapid collapse of early gas clouds, helping supermassive black holes form far sooner than current theories allow.

The post Dark Matter May Have Jump-Started Universe’s First Giant Black Holes appeared first on Sci.News: Breaking Science News.

An unusual object discovered by NASA’s Chandra X-ray Observatory may represent a missing link between hidden ‘black hole stars’ and fully exposed supermassive black holes, offering new clues about how the first giants grew.

The post Newly-Discovered ‘X-ray Dot’ Object May Reveal What Mysterious ‘Little Red Dots’ Really Are appeared first on Sci.News: Breaking Science News.

With more than 30 times deuterated water or semi-heavy water seen in solar system comets, 3I/ATLAS preserves evidence of radically different conditions in its birthplace billions of years ago.

The post Interstellar Comet 3I/ATLAS Formed in Ultra-Cold Planetary System, ALMA Reveals appeared first on Sci.News: Breaking Science News.

The Dark Energy Camera has captured the iconic Sombrero Galaxy in unprecedented detail, exposing faint stellar streams and a glowing halo that hints at a turbulent past shaped by galactic mergers.

The post Sombrero Galaxy Shines in Stunning New Image from Dark Energy Camera appeared first on Sci.News: Breaking Science News.

Using the NASA/ESA/CSA James Webb Space Telescope, astronomers have detected water-ice clouds swirling through the atmosphere of Epsilon Indi Ab, a cold super-Jupiter that challenges existing models of giant planet atmospheres.

The post Webb Spots Icy Clouds on Distant Jupiter-Like Exoplanet appeared first on Sci.News: Breaking Science News.

A new anniversary image from the NASA/ESA Hubble Space Telescope reveals surprisingly fast evolution in a turbulent stellar nursery called the Trifid Nebula, where newborn stars sculpt gas and dust on human timescales.

The post Hubble’s 36th Birthday Image Shows Trifid Nebula appeared first on Sci.News: Breaking Science News.

New research suggests some black holes formed before the Big Bang and survived a cosmic ‘bounce,’ potentially explaining dark matter, gravitational-wave backgrounds, and the early growth of supermassive black holes and galaxies.

The post Black Holes from Before Big Bang Could Still Exist Today as ‘Cosmic Fossils’ appeared first on Sci.News: Breaking Science News.

Astronomers using the Dark Energy Spectroscopic Instrument (DESI) on NSF’s Nicholas U. Mayall 4-m telescope have produced the largest high-resolution 3D map of the Universe, tracing the positions of more than 47 million galaxies and quasars.

The post Record-Breaking Map Charts Universe in 3D Like Never Before appeared first on Sci.News: Breaking Science News.

The TOI-201 system consists of a super-Earth, a warm Jupiter, and a more massive brown dwarf at 5.8-, 53-, and 2,900-day orbital periods, respectively.

The post Astronomers Observe Shape-Shifting Planetary System: TOI-201 appeared first on Sci.News: Breaking Science News.

A new ‘agnostic biosignature’ method searches for patterns across exoplanets, suggesting alien life could be detected by how it spreads and reshapes entire planetary systems.

The post Astronomers Propose New Way to Find Alien Life without Knowing What It Looks Like appeared first on Sci.News: Breaking Science News.

Observations from the Subaru Telescope on January 7, 2026, revealed a surprisingly low carbon dioxide-to-water ratio, suggesting the composition of the interstellar comet 3I/ATLAS changed as it heated up near the Sun.

The post Interstellar Comet 3I/ATLAS Shows Shifting Chemistry after Perihelion appeared first on Sci.News: Breaking Science News.

New Webb observations of two exoplanets TRAPPIST-1b and TRAPPIST-1c show blistering days and frozen nights, offering the first detailed climate maps of rocky exoplanets and dimming hopes for habitability.

The post Two Earth-Size Worlds in TRAPPIST-1 System Reveal Stark Divide Between Day and Night appeared first on Sci.News: Breaking Science News.

A new statistical analysis of archival sky surveys from the early Cold War has found that mysterious, short-lived bursts of light in the night sky were more likely to appear around the time of above-ground nuclear weapons tests and to increase alongside reports of unexplained aerial phenomena (UAPs).

The post Mysterious Flashes in 1950s Skies Linked to Nuclear Tests and UAP Sightings: Study appeared first on Sci.News: Breaking Science News.

New images from the NASA/ESA/CSA James Webb Space Telescope reveal two young stars surrounded by planet-forming disks, Tau 042021 (left) and Oph 163131 (right), offering a rare edge-on glimpse into how worlds like our own may take shape.

The post Webb Captures Striking Edge-On Views of Two Planet Nurseries appeared first on Sci.News: Breaking Science News.