IRON AND ICE

News About Asteroids And Comets

2,240 articles

MASCOT Lander Completes Exploration of Asteroid Ryugu's Surface
Oct 09, 2018 (SPX)
On-asteroid operations were originally scheduled to last 16 hours after separation from the Japanese mothercraft Hayabusa2. But in the end, the battery lasted m...
Vesta, Tell Us About the Childhood of the Solar System
Oct 09, 2018 (SPX)
The celestial bodies formed at the time that survived intact to now are few and in the majority of cases their "memory" of the ancient processes that marked the...
Polar Wandering on Dwarf Planet Ceres Revealed
Oct 09, 2018 (SPX)
Tricarico's paper "True Polar Wander of Ceres Due to Heterogeneous Crustal Density" appears in Nature Geoscience. Using data from NASA's Dawn mission, Tricarico...
Shooting stars create their own aurora
Oct 04, 2018 (SPX)
A new study by a team of scientists has revealed that the meteor halo might share similarities to the aurora glow. This opens up an entirely new avenue in the e...
Hayabusa-2 drops another lander on the surface of Ryugu
Oct 03, 2018 (UPI)
The box-shaped lander, Mobile Asteroid Surface Scout, or MASCOT, was designed by a team of engineers from Germany and France. Engineers at the German Aerospace ...
Touchdown! Japan space probe lands new robot on asteroid
Oct 03, 2018 (AFP)
The French-German Mobile Asteroid Surface Scout, or MASCOT, launched from the Hayabusa2 probe, landed safely on Ryugu and was in contact with its team, the land...
Astrophysicists study comet Giacobini-Zinner's coma profile
Oct 03, 2018 (SPX)
Far Eastern Federal University (FEFU) scientists together with astrophysicists from all over the world are observing the Comet 21P/Giacobini-Zinner approach to ...
NASA's OSIRIS-REx executes first asteroid approach maneuver
Oct 02, 2018 (SPX)
The spacecraft's main engine thrusters fired in a braking maneuver designed to slow the spacecraft's speed relative to Bennu from approximately 1,100 mph (491 m...
MASCOT lands safely on Asteroid Ryugu
Oct 02, 2018 (SPX)
The 16 hours in which the lander will conduct measurements on the asteroid's surface have begun for the international team of engineers and scientists. The day ...
Japan Deploys Jumping Robots on Distant Asteroid
Oct 01, 2018 (VOA)
The two machines, called rovers, landed on the asteroid Ryugu on September 21. The Japan Space Exploration Agency says they were lowered to the surface by an un...
Two Years after Rosetta
Oct 01, 2018 (SPX)
For more than two years, the European Space Agency (ESA)'s Rosetta mission investigated the comet 67P/Churyumov-Gerasimenko-"Chury" for short-in great detail, e...
Asteroid Landing: To Know an Asteroid is to Know Our Solar System - Yuichi Tsuda
Sep 27, 2018 (Sputnik)
Sputnik talked about Japan's successful landing of two rovers on an asteroid with Dr. Yuichi Tsuda, Hayabusa-2 project manager. Sputnik: This is such an excitin...
JAXA's asteroid landers share photos from Ryugu's surface
Sep 27, 2018 (UPI)
The images were captured by the mission's two MINERVA-II1 rovers, named Rover 1A and Rover 1B. The miniature, roly-poly-shaped landers were released last week b...
Four extremely young asteroid families identified
Sep 26, 2018 (SPX)
"We identified the new families by means of numerical simulation using the backward integration method (BIM), which is much more precise than other methods for ...
ESA choosing CubeSat companions for Hera asteroid mission
Sep 26, 2018 (ESA)
CubeSats are nanosatellites based on standardised 10 cm-sized units. This week an ESA evaluation board decides which two '6-unit' CubeSat missions will ride wit...
Interstellar object 'Oumuamua traced to four possible stellar homes
Sep 25, 2018 (UPI)
Scientists at the Max Planck Institute for Astronomy, however, have identified four stellar candidates from which the object may have originated. Astronomers fi...
Japanese robot Hayabusa2 lands on Asteroid Ryugu
Sep 24, 2018 (Sputnik)
Japan's Hayabusa 2 probe was launched in December 2014, and arrived in orbit around asteroid 162173 'Ryugu' in June. Two small 'rovers' MINERVA-II 1A and MINERV...
Chinese scientists call for cooperation against asteroid threat
Sep 24, 2018 (XNA)
Compared to global issues like food security, energy shortage, climate change, cyber attacks and environmental pollution caused by human activities, more seriou...
Japan space robots start asteroid survey
Sep 22, 2018 (AFP)
The rover mission marks the world's first moving, robotic observation of an asteroid surface, according to the Japan Aerospace Exploration Agency (JAXA). The ro...
Meteorite hunting with Marc Fries
Sep 21, 2018 (JPL)
We sat down with Dr. Marc Fries of ARES to learn more about meteorites and why they matter. NASA: So what exactly is a meteorite fall? MARC FRIES: For starters,...
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