Explore This SectionScienceScience ActivationHelio Highlights: October… HomeFramework for Heliophysics EducationAboutHelio ...

Space weather isn’t referring to rain clouds that float through the galaxy. Instead, it’s caused by massive explosions of particles that shoot out from the Sun.

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

Our solar system is a smashing success. A new study suggests that from its earliest period—even before the last of its ...

The solar system is a grand cosmic stage where each planet and moon plays a unique role in a story billions of years in the making. From Mercury’s shrinking surface and Venus’s runaway greenhouse ...

The rate of finding these distant worlds has recently increased, with astronomers scrambling to accommodate the data ...

From lava worlds to gas giants, NASA says the variety of these worlds is staggering—and that signs of a further 8,000 distant ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

The Solar System, consisting of giant planets, millions of asteroids and a Sun, has a boundary. Yes, like all countries on Earth, the Solar System too has a region after which its dominion ends. This ...

Solar power became the most affordable energy source between 2021 and 2025, with costs dropping below coal and natural gas in ...

SpaceX is preparing to launch three spacecraft on a first-of-its-kind mission to study the sun's influence throughout the solar system, from Earth's atmosphere to the edge of interstellar space. A ...