Planetary defense researchers at Lawrence Livermore National Laboratory (LLNL) continue to validate their ability to accurately simulate how they might deflect an Earth-bound asteroid in a study that will be published in ...
Space Exploration
Mar 27, 2020
21
2197
Researchers have spotted the formation sites of planets around a young star resembling the sun. Two rings of dust around the star, at distances comparable to the asteroid belt and the orbit of Neptune in the solar system, ...
Astronomy
Mar 14, 2019
0
550
The widely studied metallic asteroid known as 16 Psyche was long thought to be the exposed iron core of a small planet that failed to form during the earliest days of the solar system. But new University of Arizona-led research ...
Planetary Sciences
Jun 9, 2021
23
5351
Throughout its 4.5-billion-year history, Earth has been repeatedly pummelled by space rocks that have caused anything from an innocuous splash in the ocean to species annihilation.
Space Exploration
Jun 28, 2017
31
851
The formation of our solar system was a messy affair. Most of the material that existed before its formation—material formed around other, long-dead stars—was vaporized, then recondensed into new materials. But some grains ...
Space Exploration
Jun 10, 2020
0
355
An asteroid nearly two miles (three kilometers) wide is set to pass by Earth Friday with no risk of impact, offering scientists a rare chance to study a massive flying object with its own moon.
Space Exploration
May 31, 2013
0
0
(Phys.org)—A pair of researchers with Université de Bordeaux has proposed a new theory to explain the origin of the asteroid belt. In their paper published in Science Advances, Sean Raymond and Andre Izidoro describe their ...
In February of 2013, skywatchers around the world turned their attention toward asteroid 2012 DA14, a cosmic rock about 150 feet (50 meters) in diameter that was going to fly closer to Earth than the spacecraft that bring ...
Space Exploration
Oct 13, 2021
9
869
Asteroid Ryugu has a rich complement of organic molecules, according to a NASA and international team's initial analysis of a sample from the asteroid's surface delivered to Earth by Japan's Hayabusa2 spacecraft. The discovery ...
Planetary Sciences
Feb 23, 2023
1
633
Some experts have long believed that a massive asteroid was a primary cause of dinosaurs' extinction some 65 million years ago, but new analysis from a University at Albany psychology professor suggests that the dinosaurs ...
Archaeology
Apr 4, 2018
14
302
