NASA is gearing up for its Parker Solar Probe to do a final flyby of Venus on Wednesday on its way to making history as the ...

NASA's Parker Solar Probe swoops in for its seventh and final swing past Venus ahead of its history-making encounter with the ...

The northern lights may put on a dazzling display over the next couple of years as the sun enters its solar maximum, a period ...

This image of the Sun includes high-energy X-ray data from NASA's Nuclear Spectroscopic Telescope Array (NuSTAR). NuSTAR sees ...

NASA's Solar Dynamics Observatory captured an X4.5-class solar flare. See views in multiple wavelengths here. Footage ...

The spunky probe's final gravity assist around Venus will put it on track to break records near the Sun next month.

New Delhi: NASA astronaut Sunita Williams has the unique opportunity ... in order to maintain both mental and physical health ...

A portion of the northern U.S. may have a chance to see the northern lights on Saturday night, the latest opportunity to view ...

At the heart of our Milky Way galaxy lurks a supermassive black hole about four million times the mass of the sun, called ...

The Northern Lights may be seen this week in Washington, Idaho, Montana, North Dakota, South Dakota, Minnesota, Wisconsin, ...

Astronauts on board the International Space Station (ISS) experience a surprising and unusual variation of day and night.

Despite the lack of a dedicated mission to the planet, scientists have learned plenty through ground observations and space telescopes ...