5+ hour, 3+ min ago   (573+ words) A 58-kilometer starship, 2,400 passengers, and 16 generations. Chrysalis asks what survival would really take. The 2,400 people aboard would leave Earth knowing they would never see it again. Their children would be born in deep space. Their grandchildren would grow old there....

20+ hour, 4+ min ago   (492+ words) Mercury isn't the planet scientists thought it was. New research digging into old NASA data has uncovered something that had been hiding in plain sight for years, a clue about the planet's past that could change everything we thought we…...

20+ hour, 4+ min ago   (651+ words) A Chinese satellite breakup has created a new debris field in a rare orbit where fragments may remain for centuries. A Chinese reconnaissance satellite has broken apart in a rare high-altitude orbit, creating dozens of tracked debris fragments that may…...

22+ hour, 2+ min ago   (575+ words) What happens to water when the usual rules no longer seem to apply? Scientists have recreated extraordinary conditions in the lab, uncovering a state of matter that could be hiding deep inside distant planets. Scientists have created a bizarre type…...

22+ hour, 2+ min ago   (723+ words) Ancient dust from asteroid Ryugu reveals how nitrogen-rich compounds may have formed and survived before reaching young planets. Tiny grains collected from asteroid Ryugu have revealed how nitrogen-rich compounds may have formed and survived in space before reaching young planets....

1+ day, 21+ hour ago   (635+ words) A new AI-powered reconstruction method has transformed radio observations into a continuous video, revealing unexpected motion inside a distant black hole jet. For decades, astronomers have relied on Very Long Baseline Interferometry (VLBI) to study the enormous jets launched by…...

1+ day, 19+ hour ago   (775+ words) New gravitational wave observatories could detect ancient black hole mergers and reveal how the first stars shaped the early universe. New generations of gravitational wave detectors could soon detect the hidden remnants of the universe’s first stars, according to a…...

1+ day, 15+ hour ago   (903+ words) New research suggests that giant sunspots may give the Sun the ability to produce rare and powerful superflares. New research suggests that the Sun may be capable of producing rare superflares, extreme eruptions that could release energy far beyond the…...

2+ day, 20+ hour ago   (850+ words) Fall 2026 will bring frequent meteor showers, bright planets, and several major skywatching events. The main attraction of fall 2026 will be the repeated appearance of meteor showers, offering observers frequent chances to see streaks of light crossing the atmosphere. Meteors form…...

2+ day, 22+ hour ago   (730+ words) A new study suggests that tiny salt fractures on Mars could temporarily trap liquid water and create protected environments for microbial life. A new study suggests that microscopic cracks inside Martian salt crystals could temporarily hold liquid water, creating possible…...