asteroids

asteroidsNASA OSIRIS-REx Will Sample Return from Asteroid and Other Asteroid News

NASA OSIRIS-REx Will Sample Return from an Asteroid On the afternoon of December 31, NASA OSIRIS-REx entered orbit around asteroid Bennu. About 70 million miles away from Earth, Bennu broke the record for becoming the smallest object in space to …

asteroidsNASA New Horizons Will Flyby a 30 km Object that is 4 Billion Miles Away

In 2014 the New Horizons team found an object that is now called Ultima Thule. It is located in the Kuiper belt in the outermost regions of the Solar System, beyond the orbit of Neptune. On January 1, 2019, New …

asteroidsAsteroid 2003 SD220 is 2000 Meters Long and Will Pass Within 7 Million Miles Dec 24

Arecibo Observatory has observed near-Earth asteroid (NEA) 2003 SD220, which will have its closest approach to Earth on December 24. Although designated as “potentially hazardous,” this asteroid will be 28 times further away than our Moon and therefore poses no …

asteroidsBlockchain company ConsenSys buys Planetary Resources

Blockchain venture production studio ConsenSys has bought space asteroid mining company. Planetary Resources. The acquisition was by an asset-purchase transaction. Planetary Resources’ President and CEO Chris Lewicki and General Counsel Brian Israel have joined ConsenSys in connection with the acquisition. …

asteroidsKuiper Belt is about 2% of the mass of the Earth

The mass of Kuiper belt has been estimated as 2% of the mass of the Earth. This is based upon 800,000 positional observations of planets and spacecraft. The total mass of the Kuiper belt is two orders of magnitude larger …

asteroidsCarnival of Space 581

The Carnival of Space 581 is up at Photon Fishing. Universe Today – Musk Gives an Update on When a Mars Colony Could be Built On Monday, Sept. 17th), Elon Musk revealed new information about the Big Falcon Rocket (BFR) …

asteroidsJAXA Images and Video from the Ryugu Asteroid

Japan deployed the MINERVA-II1 rovers on September 21 to explore the surface of asteroid Ryugu.

asteroidsSwarm of probes could measure the mass of asteroids and comets

Swarm Flyby Gravimetry is a concept to determine the mass of asteroid or comets during flyby using a collection of small, disposable tracking targets called probes. The probes are deployed from a spacecraft and tracked as they pass near to …

asteroidsAsteroid mining for water with a few hundred spacecraft can be profitable

The maximum distance for asteroid mining 3 million miles (0.03 AU) with current technology. The corresponding delta-V is 437 meters per second. The near earth asteroids that are in range should contain more than one million liters of water. Swarms …

asteroidsAsteroids have caused 26 nuclear bomb sized explosions since 2000 – SU Global Summit 2018

Since the year 2000, the array of microphones for detecting nuclear bomb detonation has detected 26 nuclear-sized explosions in the Earth’s atmosphere which have been caused by asteroid impacts. Those impacts have ranged from 1 kiloton to 600 kilotons. Danica …