The idea of using space mirrors to illuminate Earth’s nighttime side sounds like science fiction, but a California startup wants to turn it into reality. The company, Reflect Orbital, has proposed launching thousands of mirror-equipped...

Russian cosmonaut Oleg Artemyev, one of the country’s most experienced spaceflyers, was abruptly removed from SpaceX’s Crew-12 mission to the International Space Station. While Russia’s space agency claims he was reassigned to a different job,...

The possibility of a major solar storm disrupting aviation, satellites, and global communication networks is once again under focus after scientists detected an unusually strong burst of radiation in Earth’s upper atmosphere. A new study...

The last Cold Moon supermoon of 2025 will rise this Thursday, offering skywatchers one more bright, oversized full moon before the year closes. It’s the third supermoon in a row and the final one until...

The idea that the US once considered nuking the Moon sounds like conspiracy fiction. But during the tense early years of the Cold War, the plan was real, documented, and nearly pursued. Known as Project...

Uranus, the seventh planet from the Sun, is famous for its sideways rotation and the jokes its name inspires. But few know that “Uranus” wasn’t its original name. The planet’s first title triggered an unexpected...

A 2,300-foot space rock hidden near the Sun has renewed global concern about so-called killer asteroids, a class of near-Earth objects astronomers struggle to detect due to the Sun’s overpowering glare. The newly identified object,...

Perseverance discovers an unusual sculpted rock NASA’s Perseverance rover has stumbled upon a mysterious, unusually shaped rock on Mars that appears to have originated from far beyond the Red Planet. The object, roughly 31 inches...

TL;DR In 2019, claims that NASA astronaut Anne McClain committed the “first crime in space” went viral. Years later, the accuser, her estranged spouse, Summer Worden, has admitted she lied. The fabricated allegation, born out...

For more than a century, the dream of interstellar travel has been tethered to one unforgiving reality: fuel. Every spacecraft in history has relied on propellant to escape Earth’s gravity and navigate the cosmos. But...