The August 12, 2026, total solar eclipse will give skywatchers a fleeting look at something that can never be exactly reproduced: the Sun’s corona at one particular moment in its constantly changing magnetic cycle. As...

A discarded SpaceX Falcon 9 rocket upper stage has slammed into the Moon at roughly 5,400 mph, creating a fresh impact crater that scientists estimate could be as wide as 27 meters. The unusual collision...

TL;DR: A spent SpaceX Falcon 9 rocket stage has reportedly impacted the Moon after drifting through space for more than a year. Scientists expect the collision to have created a crater about 60 feet wide...

For decades, astronomers have tried to answer one of humanity’s oldest questions: What does the universe really look like on its largest scales? A newly released image from the Vera C. Rubin Observatory brings us...

China has significantly expanded its military satellite capabilities over the past decade, prompting growing concern among U.S. defense officials about the changing balance of power in space. According to U.S. government assessments, China’s military now...

NASA is studying a futuristic mission concept that could one day become the first spacecraft to collect and analyze material directly from Saturn’s iconic rings. Known as Mission PRAXIS—short for Planetary Rings Autonomous Exploration with...

Astronomers have uncovered new evidence suggesting that the Milky Way underwent a dramatic transformation around 10 billion years ago, when a violent collision with a dwarf galaxy caused the entire galactic disc to tilt by...

Space is becoming increasingly crowded, commercially valuable, and strategically important, raising fresh concerns among scientists about how humanity is using Earth’s orbit. Laura Grego, a senior scientist at the Union of Concerned Scientists, argues that...

For decades, astronomers believed the Sun contained significantly less silver than expected—a puzzling finding because the Sun and the rest of the solar system formed from the same cloud of gas and dust about 4.6...

A meteorite that smashed through the roof of a New Jersey home has provided scientists with an extraordinary glimpse into the chemistry of the early solar system—and possibly the ingredients that helped make life on...