Christopher Crockett's Articles
- Science VisualizedThirty years ago, astronomers witnessed a nearby stellar explosion, but it wasn’t the first. Humanity has been recording local supernovas for nearly two millennia.
- FeatureThe 1987 explosion of a star near the Milky Way 30 years ago set off years of fascinating findings.
- News in BriefNew analysis of moon rocks points to our satellite forming about 4.51 billion years ago, roughly 60 million years after the start of the solar system.
- News in BriefGas blobs formed in the wake of stars shredded by the black hole in the center of the galaxy could pass within several hundred light-years of Earth on their way to intergalactic space.
- News in BriefGalaxies in the early universe might have emitted lots of green light, powered by large populations of stars much hotter than most found today.
- News in BriefTwo pulsars spend most of their time switched off, hinting at a large population of part-time pulsars hiding in the Milky Way.
- 50 Years AgoFifty years ago, astronomers knew of 10 moons orbiting Saturn. Since then they’ve catalogued a diverse set of 62 satellites, with the help of the Cassini spacecraft.
- NewsFor the first time, astronomers pinpoint a precise position on the sky for a fast radio burst, revealing that the outburst originated in a galaxy about 2.5 billion light-years away.
- News in BriefSix more outbursts have been detected from a repeating source of radio waves somewhere outside of our galaxy.
- NewsWater ice sits just beneath the surface and within some permanently shadowed craters of the dwarf planet Ceres.