Science Mission Directorate

Earth Day 2026: Posters and Virtual Backgrounds

On April 6, 2026, shortly before Earth slid behind the Moon from the perspective of Orion, and the spacecraft lost radio ...
Science Mission Directorate

Hubble Spies an Active Spiral

Hubble captures a luminous swirl set against the deep black of space, the barred spiral galaxy IC 486 glows with a soft, ethereal light.
NASA

NASA’s Hubble Dazzles With Young Stars in Trifid Nebula

NASA celebrates Hubble’s 36th anniversary with a new image of the Trifid Nebula, a star-forming region it first captured in 1997. The telescope leveraged almost its full operational lifetime to show ...
NASA

Hubble’s Deep Fields

Hubble’s Deep Fields Deep Field images look back in both space and time, capturing thousands of galaxies in various stages of evolution. Check out this album on ...
NASA

2026 NSTA Hyperwall Schedule

NASA Science at NSTA Hyperwall Schedule, April 16-18, 2026 Join NASA in the Exhibit Hall (Booth #1265) for Hyperwall Storytelling by NASA experts. Full Hyperwall Agenda below. THURSDAY, APRIL 16 ...
NASA

NASA Heliophysics Spacecraft Witness Comet’s Demise

NASA Heliophysics Spacecraft Witness Comet’s Demise On April 4, comet C/2026 A1 (MAPS) plunged toward the Sun — flying about twice as far from our star as the Moon is from Earth. Comet watchers held ...
NASA

NASA Begins Implementation for ESA’s Rosalind Franklin Mission to Mars

Rosalind Franklin Support and Augmentation (ROSA) Project The NASA Rosalind Franklin Support and Augmentation (ROSA) project, under the agency’s Mars Exploration Program, provides specific hardware ...
NASA

NASA Finds Young Stars Dim in X-rays Surprisingly Quickly

Unlike in the new movie “Project Hail Mary,” this quieting of young stars is a benefit for the prospects for life on orbiting planets around these stars — not ...
NASA

Night Sky Network Celebrates Artemis II

On April 6, 2026, the crew of Artemis II reached a milestone, traveling farther than any humans in recorded history, as they orbited the far side of the Moon, ...
NASA

Your Name in Landsat

Download this year’s Earth Day Poster and see your name in Landsat. With NASA’s “Your Name in Landsat” online interactive, users can type in their name, then view and export the graphic of that name ...
NASA

A Guide to Climate Change

What is climate change? Climate change describes a change in the average conditions over a long period of time. These include changes to things like temperature or rainfall. When changes happen that ...
NASA

Global Temperature - Earth Indicator

The animation above shows the change in global surface temperatures. The period used to calculate the average for comparison is 1951 – 1980. Dark blue shows areas cooler than average. Dark red shows ...