On Sept. 30, 2014, multiple NASA observatories watched what appeared to be the beginnings of a solar eruption. A filament—a serpentine structure consisting of dense solar material and often associated with solar eruptions—rose ...
Space Exploration
Aug 11, 2017
11
1940
This month, movements of the planets will put Mars almost directly behind the sun, from Earth's perspective, causing curtailed communications between Earth and Mars.
Space Exploration
Jul 15, 2017
6
191
The Sun is why we're here. It's also why Martians or Venusians are not.
Space Exploration
Jun 17, 2019
3
434
On April 28, 2021, at 0933 UT (3:33 a.m. Eastern Daylight Time), NASA's Parker Solar Probe reached the sun's extended solar atmosphere, known as the corona, and spent five hours there. The spacecraft is the first to enter ...
Space Exploration
Dec 14, 2021
0
8063
Without the light pressure from nuclear fusion to hold back the mass of the star, the outer layers compress inward in an instant. The star dies, exploding violently as a supernova.
Astronomy
Aug 11, 2015
7
63
The sun's magnetic field is ten times stronger than previously believed, new research from Queen's University Belfast and Aberystwyth University has revealed.
Space Exploration
Mar 29, 2019
22
2308
The Sun emitted a significant solar flare on April 16, 2022, peaking at 11:34 p.m. EST. NASA's Solar Dynamics Observatory, which watches the Sun constantly, captured an image of the event.
Space Exploration
Apr 18, 2022
1
108
Space and astronomy is always flaunting its size issues. Biggest star, hugest nebula, prettiest most talented massive galaxy, most infinite universe, and which comet came out on top in the bikini category. Blah blah blah.
Astronomy
Dec 5, 2014
6
0
August 21st will bring a history-making opportunity for the entire United States. On that day, every person in the country, including Hawaii and Alaska, will have an opportunity to witness at least a partial solar eclipse ...
Space Exploration
Jul 29, 2017
2
633
A pair of researchers from Toho University and NASA Nexus for Exoplanet System Science has found evidence, via simulation, that Earth will lose its oxygen-rich atmosphere in approximately 1 billion years. In their paper published ...
