The terrestrial planets are the four innermost planets in the solar system. None of the terrestrial planets have rings ... These special opportunities and challenges are further discussed in later ...

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An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit before shoving four of the solar system's planets onto a different course.

NASA will hold a media teleconference at 2 p.m. EST on Tuesday, Feb. 4, to share information about the agency's upcoming ...

Kenneth Chang, a science reporter at The Times, covers NASA and the solar system, and research closer to Earth. More about Kenneth Chang Never miss a rocket launch, meteor shower, eclipse or other ...

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Studies of rock and dust from asteroid Bennu delivered to Earth by NASA’s OSIRIS-REx (Origins, Spectral Interpretation, Resource Identification and Security–Regolith Explorer) spacecraft have revealed ...

Even by the standards of Io, the most volcanic celestial body in the solar system, recent events observed on the Jovian moon ...

"NASA's OSIRIS-REx mission already is rewriting the textbook on what we understand about the beginnings of our solar system," said Nicky Fox, associate administrator, Science Mission Directorate ...

Jan. 29, 2025 — Scientists detected all five nucleobases -- building blocks of DNA and RNA -- in samples returned from asteroid Bennu by NASA's OSIRIS-REx ...