New simulations suggest that up to four of the solar system's rocky planets, including Earth and a long-lost world, once orbited in mathematical harmony around the infant sun.

NPR's Ari Shapiro talks with astronomer David Jewitt about what we can learn from the third interstellar object to have entered our solar system, a comet-like object known as 3I/ATLAS.

Solar System Planets. Astronomy articles on the eight planets, plus the two dwarf planets, Pluto and Eris. Great pictures of everything in the solar system. Updated daily.

NASA is raising the bar in solar science with the debut of the Surya Heliophysics Foundational Model, an artificial intelligence system built to decode the Sun's complex behavior.

Solar panels can save you money on your electricity bills, but how much do they cost, and are they worth the investment? Read below to know.

NASA's Mars Reconnaissance Orbiter recently photographed Candor Chasma in Mars' Valles Marineris, the largest canyon in the entire solar system.

Image reveals unprecedented view of the third interstellar object observed passing through our solar system Big questions about 3I/ATLAS remain, some of which may be impossible to answer ...

Known as plug-in or balcony solar, these small-scale systems are already popular in Europe.

Solar Physics a journal for solar and solar-stellar research and the study of solar terrestrial physics. It was founded in 1967 by solar physicist Cornelis de Jager and publisher D. Reidel.

If Planet Y exists, it’s possible it originated as another rocky embryo in the chaotic early Solar System, scattered outward during planetary formation.

Smart & Safe All-in-One Home Energy: HomePower 2000 Ultra Jackery will also showcase the HomePower 2000 Ultra, a DIY balcony solar system with integrated storage.

Did you know our entire Solar System is cocooned inside a giant protective bubble, known as the heliosphere? Created by the perpetual outflow of charged particles from the Sun, called the solar ...