A “Ghost Light” is an unexplained luminescent phenomena. That’s how aliens might see Earth if they arrived with no awareness of its civilizations, atmosphere and climate, and magnetic field. Astronauts [...]
To the naked eye, our sun is an unremarkable ball of heat and light. Under the eye of the Solar Dynamics Observatory, or S.D.O, the Sun’s activity is revealed under [...]
From NASA Astrophysics. Hidden deep within a group of ancient stars, there lurks a young and powerful enigma. This is NGC 6624, a globular cluster near our galaxy’s center thought [...]
What is the true long-term threat of Near Earth Objects? NASA defines “potentially hazardous” as a Near Earth Object that will pass within .05 AU from Earth and is at [...]
This video is an adaptation of the breezy Science on a Sphere production by supremely talented members of NASA’s Scientific Visualization Studio. This video explores Jupiter’s role as the 800 [...]