ABC News chief meteorologist Ginger Zee speaks with NASA's head of science, Nicky Fox, about the new, groundbreaking initiative.

A NASA mission to study the heliosphere—the sun's magnetic bubble that shields our solar system—and develop a better ...

In September 2025, an X post viewed over 1 million times claimed the world's biggest meteorite impact crater was in Mexico and included a video of the purported site. The video an ...

On Sept. 24, 2025, NASA launched two new missions to study the influence of the Sun on the solar system, with further missions scheduled for 2026 and beyond.

"Gaia provides the first accurate view of what our section of the Milky Way would look like from above," Lewis McCallum, an astronomer at the University of St. Andrews in the United Kingdom and first ...

The heliosphere was first theorised by multiple scientists investigating the concept of cosmic rays and the solar wind in the ...

In 2005, ESA's Huygens probe landed on Titan, revealing the atmosphere, landscapes, and chemistry of Saturn's moon.

Scores of instruments are peering down through Earth’s atmosphere, finding pollution all across the globe every day.

A planetary scientist walks through the sensors and systems that went into the recent detection of potential biosignatures.

The U.S. Secret Service has found and is quietly dismantling a massive network of “SIM farms” across the New York area just ...

A new method for quantifying grandeur is reshuffling the pecking order of the planet’s most impressive peaks. Turns out ...