During the peak of the Perseids meteor shower last month, numerous streaks of light raced across the night sky. Every year in mid- to late-August, Earth’s orbit intersects with the debris trail left by Comet Swift-Tuttle, resulting in a spectacular … Read More
Monsters lurk in the cores of all galaxies: supermassive black holes millions or billions of times the mass of our Sun. And as galaxies merge, so, too, do these black holes, which gradually approach each other over millions of years. … Read More
On August 28, 1859, the Carrington event began with a massive ejection of a solar coronal mass that struck the Earth’s magnetosphere and caused the most powerful geomagnetic storm in history. They called it a solar superstorm. Solar activity, with … Read More
Imaged by the Gemini Observatory in Hawaii, the galaxies NGC 5394 (the smaller one, on the right) and NGC 5395 (the larger one, on the left) are in the middle of colliding over the span of millions of years. It … Read More
NASA’s Perseverance rover has given us an otherworldly skywatching treat — the minuscule Mars moon Deimos, twinkling in the dusty Red Planet skies. “Skywatching is fun no matter where you are. I took this short time-lapse movie to watch for … Read More
Amazon founder Jeff Bezos’ space company, Blue Origin, filed a complaint against NASA in federal court on Monday. The lawsuit is a response to Blue Origin’s claims that NASA gave Elon Musk’s SpaceX an unfair contract for a lunar lander … Read More