Space

Black Hole Image Reveals the Beast Inside the Milky Way’s Heart

Quanta Magazine: Today, more than three years after the release of the first-ever image of a black hole, scientists from the Event Horizon Telescope (EHT) shared an image of Sagittarius A* (pronounced A-star) — the supermassive specimen sitting at the center…

11,400 ‘Citizen Scientists’ Help Discover 1,031 New Asteroids After Search Of Old Hubble Images

Forbes: So-called “citizen science” initiatives are a powerful tool for astronomers looking for help to process huge datasets—and the Hubble Space Telescope makes a fine asteroid hunter. They’re the…

At Least It Won’t Be Raining Mercury

IEEE Spectrum: A recent United Nations provision has banned the use of mercury in spacecraft propellant. Although no private company has actually used mercury propellant in a launched spacecraft, the possibility was alarming enough—and the dangers extreme enough—that the ban was…

We’re Going To Uranus! NASA Will Spend $4.2 Billion And $4.9 Billion On New Flagship Missions To The ‘Ice Giant’ And Saturn’s ‘Wet Moon’ Enceladus

Forbes: It’s official—NASA is being sent to orbit the seventh planet Uranus and land on Saturn’s moon Enceladus. It should arrive at these two distant targets in 2045 and…