For nearly six decades, the Outer Space Treaty has prohibited countries from placing nuclear weapons in orbit. But one scientist argues that there is a critical weakness in the agreement: it has no practical way...

NASA has launched an unprecedented space rescue mission aimed at extending the life of one of its most productive observatories. The agency’s new LINK spacecraft is designed to rendezvous with the 22-year-old Neil Gehrels Swift...

NASA’s vision of putting humans back on the Moon is evolving into something much bigger: building a permanent foothold on the lunar surface. The agency has now awarded nearly $600 million in new commercial contracts...

A decade-old image captured by NASA’s Opportunity rover is once again making waves online after social media users claimed it shows what appears to be a gun lying on the surface of Mars. The resurfaced...

Every year on June 30, the world observes World Asteroid Day, commemorating the 1908 Tunguska event, the largest asteroid impact witnessed in recorded human history. The day also serves as a reminder that while most...

A massive asteroid measuring roughly 3,300 feet (about one kilometer) across is set to make a close approach to Earth on June 27, drawing attention from astronomers and skywatchers around the world. Known as asteroid...

In March 1989, Earth narrowly avoided what scientists describe as one of the most alarming asteroid near-misses ever recorded. The object, known as asteroid 4581 Asclepius, crossed Earth’s orbital path at almost the same point...

For decades, one of astronomy’s most widely accepted predictions has been that Earth’s final chapter would end inside the Sun. As our star exhausts its nuclear fuel and expands into a massive red giant billions...

Pittsburgh-based space company Astrobotic has unveiled its Griffin-1 lunar lander ahead of a planned launch in late 2026. The mission, part of NASA’s Commercial Lunar Payload Services (CLPS) initiative, will deliver technology demonstrations, scientific experiments,...

A newly released audio recording linked to NASA’s Apollo 16 mission has reignited one of the oldest Moon conspiracy theories: the idea that an alien base exists on the lunar far side. The recording, included...