Voyage of Discovery

Seeking July 2020 skywatching highlights? Check out giant planets and their moons, Mars rising after midnight and ponder stargazing on the Red Planet.

One of the glittering trails caused by small objects punching through Saturn's F ring is highlighted in this movie from NASA's Cassini spacecraft.

Possible ‘Survivor' Planet Spotted Hugging a White Dwarf Star

This short movie shows the view of Kuiper Belt object 2014 MU69 (nicknamed Ultima Thule) as seen by NASA's New Horizons spacecraft from Dec. 7, 2018 to Jan. 1, 2019. During the approach, Ultima Thu...

Dr. Bonnie Buratti describes her background as well as her role as a senior research scientist.

As Titan Turns

Team members reflect on what has made the NASA/ESA Cassini mission such an epic journey—the extraordinary spacecraft, tremendous science and historic international collaboration.

Great Red Spot

In August 2012, a long filament of solar material coalesced in the Sun's atmosphere. 

The animation archived on this page shows the geocentric phase, libration, position angle of the axis, and apparent diameter of the Moon throughout the year 2017, at hourly intervals.

Seeking August 2020 skywatching highlights? The Moon poses with the planets, and the Perseid meteors peak!

Six years of exploration through the 'eyes' of the Mars Exploration Rover Spirit.

What can you see in the March sky? Jupiter and other planets in the morning, the start of spring with the spring equinox and viewing an open star cluster called the Beehive.

A new video from NASA's Dawn spacecraft takes us on a flyover journey above the surface of the giant asteroid Vesta.

This short animation created by Cassini's mission planning team shows the spacecraft's final orbits - starting with the Ring-Grazing orbits in November 2016 and transitioning to the Grand Finale or...

What can you see in the December sky? Beautiful pairings of planets and the crescent Moon throughout the month, at sunrise and sunset.

Seeking September 2020 skywatching highlights? Catch Venus and Mars with the Moon, and spot the flickering star Fomalhaut.

Classic video explaining the history, debate and continuing discussion of the definition of a planet.

This animation shows the geocentric phase, libration, position angle of the axis, and apparent diameter of the Moon throughout the year 2019, at hourly intervals. The imagery is based on actual dat...

This frame from a video from NASA's Dawn mission shows dwarf planet Ceres in false-color renderings, which highlight differences in surface materials.

Lloyd French talks about the adventures that await in science and in life.

What’s the latest news from Mars? NASA’s InSight lander and MarCO CubeSats are on their way to the Red Planet, a tiny helicopter will hitch a ride with the Mars 2020 rover mission, and Curiosity’s ...

NASA's Cassini spacecraft, in orbit around Saturn for nearly 13 years, is beginning its Grand Finale — and it's thanks to some Crazy Engineering!  A team of engineers called astrodynamicists use ma...

This visualization shows the orbits of NASA-related near-Earth science missions that are considered operational as of March 2017. 

Animated Spacecraft