Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

The James Webb Space Telescope has captured a belching protostar in its infancy. By studying the dust grains whirling around ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

The OSIRIS-REx mission returned to the sample to Earth in September of 2023, and these studies show that it contains amino ...

When deciding if it's worth installing solar panels, you may want to know when they will start saving you money.

Jan. 15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything found in the Solar System. This provides another piece of the puzzle to ...

Humanity is on the verge of a new frontier—colonizing the solar system. But what’s actually stopping us? From the challenges ...

Gov. Josh Green is calling for a renewed push to expand rooftop solar. HPR's Savannah Harriman-Pote speaks with the head of ...

Mars's moon Phobos is so strange that no one knows how it formed. But a forthcoming mission could solve this mystery - and a host of other puzzles connected to the solar system's deep past ...

The organic ingredients to life, hints to where Earth’s water came from, and the fundamental building blocks of our planet ...

Titan is the only moon in our solar system with a significant atmosphere. Now we have a very good idea of how this dense ...