Europa Clipper Views Interstellar Comet 3I - ATLAS from Behind
NASA’s Europa Clipper spacecraft provided an unexpected and invaluable look at interstellar comet 3I/ATLAS in November, ...
space
Seeing Stellar Novae in High Definition: New Interferometry
Using Georgia State University's CHARA Array, astronomers have for the first time captured high-resolution images of nov...
How TOI-561 b Stays Cool: A Thick Atmosphere Mystery
TOI-561 b is a scorching world by orbital standards — it hugs its star so closely that, without an atmosphere, its daysi...
First Wheelchair User in Space: Michaela Benthaus' Flight
German aerospace and mechatronics engineer Michaela Benthaus made history on Saturday as the first wheelchair user to cr...
Electric Sparks Detected in Martian Dust Devils Revealed
Scientists have for the first time recorded tiny electric sparks inside Martian dust devils, upending assumptions about ...
First Contact Might Be Loud: The Eschatian Hypothesis
Imagine humanity's first undeniable sign of an alien civilization arriving not as a diplomat, ship, or message, but as a...
Parker Finds Sun's Alfvén Surface Is Growing and Spikier
New close-in measurements from NASA's Parker Solar Probe reveal that the Sun's Alfvén surface — the invisible boundary w...
Could a Supernova Conceal a Rare Superkilonova Merger?
A puzzling cosmic blast picked up in both light and gravitational waves may point to a never-before-seen hybrid explosio...
Baikonur Launch Pad Crash Grounds Russia's ISS Flights
On November 27, a dramatic accident at Russia's Baikonur Cosmodrome disrupted the country's ability to send crews and ca...
James Webb Finds a Lemon-Shaped Planet Packed with Carbon
Space keeps delivering surprises. The James Webb Space Telescope (JWST) has spotted an exoplanet so unusual that astrono...
One Solar Storm Could Ground Spaceflight for Decades
Modern low-Earth orbit (LEO) has become a crowded, fast-moving environment. New research warns that a single powerful so...
Timing Reveals Calm Origins for Some Hot Jupiters Today
Hot Jupiters — giant planets that hug their stars in blisteringly short orbits — have puzzled astronomers for decades. A...
Real-Life Tatooine: A Young Giant Planet Orbits Two Suns
Astronomers have found and directly imaged a massive exoplanet that orbits two suns — a real-life echo of the fictional ...
James Webb Finds Atmosphere on Lava World TOI-561 b
NASA’s James Webb Space Telescope has delivered the strongest evidence yet that a small, ultra-hot rocky exoplanet — TOI...
JWST Sees Exoplanet Sprout Two Giant Helium Tails Unexpected
About 880 light-years away a scorched gas giant is literally pouring part of itself into space. New observations from th...
Close Call: Chinese Satellite Passed 200m from Starlink
SpaceX says a Chinese satellite passed within roughly 200 meters of one of its Starlink spacecraft during a recent launc...
Geminid Meteor Shower Peaks: How to Watch the Sky Tonight
December brings the northern hemisphere's brightest annual meteor display: the Geminids. This shower often outshines the...
Mars' Hidden Role: How It Shapes Earth's Climate Cycle
Earth's long-term climate swings — the alternation between ice ages and warmer intervals — are often explained by Milank...
Space Dust Shows Arctic Ice Is Melting Faster Than Thought
Scientists have discovered an unlikely timekeeper for Arctic sea ice: microscopic particles from space. By tracking trac...
Why Super-Jupiters Might Not Resemble Jupiter in Appearance
We picture giant exoplanets as oversized Jupiters — banded, stormy and familiar. New observations and atmospheric models...