Comets/Asteroids

Credit: Jill Hemman/Oak Ridge National Laboratory, US Dept. of Energy OAK RIDGE, Tenn., May 22, 2019--Through an experiment designed to create a super-cold state of water, scientists at the Department of Energy's Oak Ridge National…

The Aguas Zarcas meteorites are carbonaceous chondrites, rich in organic compounds and full of waterCredit: ASU/Center for Meteorite Studies On April 23 at 9:09 p.m. local time, residents of Aguas Zarcas, a small town in Costa Rica, saw a…

Credit: Michaela Pink Just about a year after the launch of the NASA mission TESS, the first three comets orbiting the nearby star Beta Pictoris outside our solar system were discovered in data from the space telescope. The main goal of…

WASHINGTON--The stark difference between the Moon's heavily-cratered farside and the lower-lying open basins of the Earth-facing nearside has puzzled scientists for decades. Now, new evidence about the Moon's crust suggests the…

Around 500 astronomers and space scientists will gather at Lancaster University, from 30 June - 4 July, for the Royal Astronomical Society National Astronomy Meeting 2019 (NAM 2019). The conference is the largest annual astronomy and…

X-ray studies at Berkeley Lab provide evidence for source of exotic assortment of melt debrisCredit: Mario Wannier Mario Wannier, a career geologist with expertise in studying tiny marine life, was methodically sorting…

Matter around a young star helps astronomers explore our stellar historyCredit: © 2019 Rohan Mehra - Division for Strategic Public Relations Astronomers map the substance aluminum monoxide (AlO) in a cloud around a distant young star --…

Can the geologic and dynamic features that make our home planet habitable can be produced on planets with different compositions?Credit: ESO/M. Kornmesser Washington, DC--Which of Earth's features were essential for the origin and…

Credit: J. M. Madiedo / MIDAS Observers watching January's total eclipse of the Moon saw a rare event, a short-lived flash as a meteorite hit the lunar surface. Spanish astronomers now think the space rock collided with the Moon at…

A dust grain forged in a stellar explosion predating our solar system reveals new insights about how stars end their lives and seed the universe with the building blocks of new stars and planetsCredit: University of Arizona/Heather Roper …