Some stargazers are calling it a planetary parade: Every other planet in our solar system can be seen in the sky tonight.

As 2025 begins, a thrilling array of space missions awaits humanity, making the new year a landmark year for space ...

NASA's Solar Dynamics Observatory captured an X1.1-class solar flare in multiple wavelengths. See time-lapse footage of the ...

The best time to watch a meteor shower is in the early predawn hours, when the moon is low in the sky. Competing sources of ...

Effective vision is required for a range of duties on the Moon, including moving around the surface and gathering samples.

In 2025, the sky will be illuminated by 12 full Moons, plenty of meteor showers, four eclipses and three Supermoons. Here's a ...

With the arrival of a new year comes plenty of opportunities to witness a bevy of celestial events that will brighten the ...

In 1925, grad student Cecilia Payne first proposed that stars were mostly made of hydrogen and helium and shaped our ...

From vicious storms and relentless global heating, to volcanic eruptions and shimmering aurora, compelling images help tell ...

In 2024, space exploration dazzled the world. The new year’s missions will expand humanity’s horizons even further.

Europa Clipper, which launched in October 2024, will get an energy boost around March 2025 when it flies by Mars, one of our closest neighbors. The spacecraft is slated to reach Jupiter in 2030, where ...