The 1960s Tech Keeping NASA’s Voyager Probes Alive for Nearly 50 Years
Solar panels are next to useless in the outer solar system, so NASA’s Voyager probes rely on nuclear batteries—technology ...
Science Daily4d
Solar Flare News
Aug. 5, 2024 — A groundbreaking study has revealed that red dwarf stars can produce stellar ... 2024 — Surprise findings suggest sunspots and solar flares could be generated by a magnetic ...
Taking a closer look at the red dwarf star TRAPPIST-1
TRAPPIST-1 is a red dwarf star about 40.7 light-years away from Earth. It is of particular interest because it has seven ...
As spring equinox nears, look for the northern lights: We explain why
As the spring equinox approaches, northern lights hunters will scour the skies for breathtaking displays of color.
Astronomy1d
Inside radioisotope generators, the ‘nuclear batteries’ that power faraway spacecraft
How do we power missions in the outer reaches of our solar system and beyond? The solution, developed in the '60s, can last ...
Neutrinos could tell us about the inside of the sun and establish density structure
Neutrinos generated through solar fusion reactions travel effortlessly through the sun's dense core. Each specific fusion ...
USA Today13d
As spring equinox nears, look for the northern lights: We explain why
The sun also produces powerful solar flares and coronal mass ejections that ... As the molecules settle, they emit light. Green and red light are emitted by oxygen. The color of nitrogen is ...