Video: Reflections on Clyde Tombaugh

Eleven years in the life of the Sun, spanning most of solar cycle 23.

This animated movie shows the simulated solar wind velocity from March 21 to May 10, 2013. 

The winds in the outermost “lane” of Jupiter’s Great Red Spot are accelerating – a discovery made possible by Hubble.

On March 21, 2021, Arctic sea ice reached its maximum extent for winter 2020-2021, tying with 2007 for the seventh-lowest maximum on record.

NASA’s Ingenuity Mars Helicopter takes off and lands in this video captured on April 25, 2021, by Mastcam-Z, an imager aboard NASA’s Perseverance Mars rover.

Vesta and Ceres reside in the boundary area of the asteroid belt, where the composition of bodies changes from being almost dry to showing the effects of hydration.

NASA's Dawn mission will be the first to explore a dwarf planet on March 6, 2015. This video details the spacecraft's approach and orbit insertion.

NASA’s Curiosity rover explores Mount Sharp, a 5-mile-tall (8-kilometer-tall) mountain within the basin of Gale Crater on Mars.

Credit: NASA's Goddard Space Flight Center

NASA Chemist Sabah Bux describes the second potential target for Scientist for a Day contestants: Neptune's moon Triton.

Take a flight over dwarf planet Ceres in this video made with images from NASA's Dawn spacecraft.

This Cassini movie -- the first of its kind -- shows lightning on Saturn's night side flashing in a cloud that is illuminated by light from Saturn's rings.

NASA's Cassini spacecraft discovered hydrogen in the plume of gas and icy particles spraying from Saturn's moon Enceladus. The discovery means the small, icy moon — which has a global ocean under i...

Project Scientist Linda Spilker and Mission Planner Molly Bittner answer questions about Cassini's Ring-Grazing orbits during this Jan. 30, 2017 Facebook Live event. 

What's Up for May? This month, a rocky planet round-up, and a super blood Moon eclipse!

A short film from 1969 showing Ranger 9 images as it approached the Moon.

This video describes a computer model that proposes a flow vortex in Saturn's upper atmosphere or ionosphere can explain periodic signatures observed by NASA's Cassini spacecraft in Saturn's magnet...

Mating of LVA

It’s hard to imagine what the surface of a dark, distant asteroid might look like, but NASA’s “Tour of Asteroid Bennu” brings us on a journey to see this landscape up close.

A simplified visualization of Saturn's magnetic field, or magnetosphere.

The Cassini mission’s epic 13-year exploration of Saturn is coming to a close. On Sept. 15, the spacecraft will make a planned plunge into the atmosphere of Saturn in order to protect pristine icy ...

Spacecraft Trajectory

NASA's Cassini spacecraft made its final approach to Saturn and dove into the planet’s atmosphere on Friday, Sept. 15, 2017 but the science provided by this enduring spacecraft will live on.

The six Apollo landing sites are revealed chronologically as the phase and libration of the Moon is shown throughout the Apollo era. 

Hear about what we know about Titan topics that were investigated early in Cassini’s mission. Learn what questions have baffled and perplexed Cassini scientists for a long while (cough cough cryovo...