Mars shines in the evening, and is joined briefly by Mercury. Jupiter joins Venus as the month goes on. And all month, look ...

The solar wind starts its journey at the Sun. It emanates from features on the Sun such as dark and cool regions called coronal holes and active regions, which are characterized by strong magnetic ...

On most nights, weather permitting, you can spot at least one bright planet in the night sky. While two or three planets are commonly visible in the hours around sunset, occasionally four or five ...

How does life that’s evolved here on Earth react to the radiation-rich, gravity-poor environment of space? It’s an important question to ask before we send people to Mars or anywhere else in the solar ...

On Earth, if you go outside and touch the ground and dig, you can expect to hit dirt or sand. But on the Moon, you would encounter something a bit different: lunar regolith. The tiny particles that ...

The Office of the Chief Science Data Officer (OCSDO) within NASA’s Science Mission Directorate (SMD) plays a pivotal role in advancing transformative science. Established in 2021, the OCSDO focuses on ...

A unique Hubble view of Comet ISON In this Hubble Space Telescope composite image taken in April 2013, the Sun-approaching Comet ISON floats against a seemingly infinite backdrop of numerous galaxies ...

Written by Scott VanBommel, Planetary Scientist at Washington University in St. Louis Curiosity was back at work on Monday, ...

Written by Deborah Padgett, OPGS Task Lead at NASA's Jet Propulsion Laboratory Earth planning date: Friday, June 20, 2025 During the plan covering Sols 4575-4576, Curiosity continued our investigation ...

NASA’s Mars rover Curiosity acquired this image, looking southwest toward the distant large boxwork structures in the Uyuni ...

For 540 million years, the ebb and flow in the strength of Earth's magnetic field has correlated with fluctuations in atmospheric oxygen, according to a newly released analysis by NASA scientists. The ...