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 ...

Written by Scott VanBommel, Planetary Scientist at Washington University in St. Louis Earth planning date: Monday, June 30, 2025 Our weekend drive placed Curiosity exactly where we had hoped: on ...

Open Principles The principles of open science are to make publicly funded scientific research transparent, available, and reproducible. Advances in technology, including collaborative tools and cloud ...

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 Abigail Fraeman, Deputy Project Scientist at NASA’s Jet Propulsion Laboratory Earth planning date: Friday, June 27, 2025 We weren’t able to unstow Curiosity’s robotic arm on Wednesday ...

NASA’s Mars rover Curiosity acquired this image of a rock, noteworthy for its reddish color, and for the little veins crossing the rock, likely a form of sulfate. Curiosity used its Mars Hand Lens ...

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