Asteroids: What Are They and Where Do They Come From?
Jul 15, 2014 · Asteroids are usually irregular shapes. This is Asteroid 243 Ida. NASA / JPL. Asteroids are rocky objects primarily found in the asteroid belt, a region of the solar system …
Asteroids | Space Rock Facts & Updates - Sky & Telescope
Aug 5, 2017 · See a Potentially Hazardous Asteroid From Your Backyard. Get ready for 2014 JO25, the biggest asteroid to fly this close to Earth since 2004. Good news — even a 3-inch …
Asteroid to Cover Betelgeuse on Night of December 11-12 …
Dec 11, 2023 · Until recently, the asteroid’s girth was known only to be roughly 60 kilometers. It was assumed to be spherical for lack of better information. That changed three months ago on …
Hera Mission Launches to Witness Asteroid-Crash Aftermath
Oct 7, 2024 · An artist's conception of the Hera mission, including two CubeSats, at the asteroid Dimorphos ESA/Science Office. Now, Hera will head to asteroid 65803 Didymos and its tiny …
Newly Discovered Asteroid Has Slight Chance of Earth Impact in …
5 days ago · On Monday, January 27th, NASA’s Sentry impact-tracking system officially raised the asteroid to a level 3 on the Torino scale. This is only the second time that an asteroid has …
Tiny Asteroid 2023 BU to Miss Earth - Sky & Telescope
Jan 26, 2023 · Earth's more persuasive gravitational pull will rework the asteroid's orbit like a child shaping Play-Doh. Before its encounter, 2023 BU's circuit was roughly circular and took 359 …
Space Missions to Watch in 2025 - Sky & Telescope
Jan 5, 2025 · Get ready for another busy year in spaceflight 2025. Of course, 2024 was an amazing year, as NASA’s Europa Clipper launched on its way to Jupiter, and ESA’s Hera …
What are Asteroids, Comets & Meteors? - Sky & Telescope
Dec 26, 2019 · But the asteroid family also includes many more smaller, irregularly shaped rocks, some of which may be fragments from collisions between larger pieces. At the small end, an …
Does Earth Have a New Quasi-Moon? - Sky & Telescope
Apr 7, 2023 · Recently discovered asteroid 2023 FW 13 has created a bit of a stir among asteroid watchers. It turns out to be on an orbit that is not only in a 1:1 resonance with the Earth, but …
Asteroid 3200 Phaethon: Geminid Parent at Its Closest and Brightest!
Nov 29, 2017 · The orbit of asteroid 3200 Phaethon is highly elongated, much like a comet's. Perhaps it is an extinct comet, or maybe it's a true asteroid that's cracking and shedding rocky …