Micrometeorites originating from icy celestial bodies in the outer solar system may be responsible for transporting nitrogen to the near-Earth region in the early days of our solar system. That discovery was published in ...
Planetary Sciences
Dec 1, 2023
2
172
Observations during a stellar occultation detected the presence of evolving material orbiting around Centaur (2060) Chiron, rather than a two-ring system interpretation, according to a paper by Planetary Science Institute ...
Astronomy
Nov 29, 2023
0
22
Uranus, the seventh planet from the sun, orbits in the outer solar system, about two billion miles (3.2 billion kilometers) from Earth. It is an enormous world—quadruple the diameter of Earth, with 15 times the mass and ...
Astronomy
Nov 28, 2023
1
35
It's a world like no other: a metal-rich asteroid that could be the remnants of a small planet, or perhaps an entirely new type of celestial body unknown to science.
Space Exploration
Oct 14, 2023
1
58
It's a world like no other: a metal-rich asteroid that could be the remnants of a small planet, or perhaps an entirely new type of celestial body unknown to science.
Space Exploration
Oct 12, 2023
5
325
Missions to the moon, missions to Mars, robotic explorers to the outer solar system, a mission to the nearest star, and maybe even a spacecraft to catch up to interstellar objects passing through our system. If you think ...
Space Exploration
Oct 6, 2023
4
190
A pair of theoretical physicists are reporting that the same observations inspiring the hunt for a ninth planet might instead be evidence within the solar system of a modified law of gravity originally developed to understand ...
Astronomy
Oct 5, 2023
11
1256
At their closest point in orbit, Earth and Jupiter are separated by almost 600 million kilometers. At the time of writing, five months after launch, Juice has already traveled 370 million kilometers, yet in time it's only ...
Space Exploration
Sep 20, 2023
0
2
NASA has succeeded in re-establishing full contact with Voyager 2 by using its highest-power transmitter to send an "interstellar shout" that righted the distant probe's antenna orientation, the space agency said Friday.
Space Exploration
Aug 4, 2023
2
5275
,We all used to think there were nine planets. But in 2006, the solar system was left with only eight planets, when Pluto was no longer classified as such. But is it still possible there is a planet out there beyond Neptune—possibly ...
Astronomy
Jun 15, 2023
6
47
