Three billion years ago, Earth was a very different place. The sun that shone on its oceans and continents was not as bright as it is today, and rather than the oxygen-rich atmosphere humans need to survive, methane played ...
Astronomy
May 4, 2020
1
145
Undulating streaks of land visible from space reveal rivers once coursed across the Martian surface—but for how long did the water flow? Enough time to record evidence of ancient life, according to a new Stanford study.
Space Exploration
Apr 23, 2020
10
846
A Mercury-bound spacecraft swooped past Earth on Friday, tweaking its roundabout path to the solar system's smallest and innermost planet.
Space Exploration
Apr 10, 2020
11
1712
The ice giant Uranus' unusual attributes have long puzzled scientists. All of the planets in the solar system revolve around the sun in the same direction and in the same plane, which astronomers believe is a vestige of how ...
Astronomy
Apr 6, 2020
35
3615
The editors at the journal Scientific Reports have retracted a paper that was published last summer challenging the human factor in climate change. In their retraction notice, the editors cited concerns about the paper regarding ...
Earth has acquired a second "mini-moon" about the size of a car, according to astronomers who spotted the object circling our planet.
Space Exploration
Feb 27, 2020
7
5597
For the 30th anniversary of one of the most iconic views from the Voyager mission, NASA's Jet Propulsion Laboratory in Pasadena, California, is publishing a new version of the image known as the "Pale Blue Dot."
Space Exploration
Feb 13, 2020
4
868
A European spacecraft launched from South America Wednesday on a three-year mission to study planets in other solar systems.
Astronomy
Dec 18, 2019
0
303
The computer models used to simulate what heat-trapping gases will do to global temperatures have been pretty spot-on in their predictions, a new study found.
Environment
Dec 5, 2019
40
4579
Yale astronomers have taken a new, close-up image of the interstellar comet 2l/Borisov.
Space Exploration
Nov 27, 2019
1
178
