Planetary Science Division Overview by Jim Green

Find Mars all month after sunset, especially on the night of NASA's planned rover landing, Feb. 18.

Shareable space-themed Valentines collected from around our solar system.

One of the Hubble Space Telescope’s most iconic images is the Hubble Ultra Deep Field, which unveiled myriad galaxies across the universe, stretching back to within a few hundred million years of t...

Sending the first Artemis mission to the Moon in preparation for human missions, landing a new rover on Mars, and launching the James Webb Space Telescope into space, expanding our ability to see d...

January 2021 skywatching highlights: Begin the new year with "perihelion," then catch a glimpse of elusive Uranus and Mercury later in the month.

One key activity for NASA's Perseverance Mars rover will be to collect samples of Martian rock and regolith (broken rock and dust). The samples will be collected and brought to Earth by a future mi...

After nearly 300 million miles (470 million km), NASA’s Perseverance rover completes its journey to Mars on Feb. 18, 2021. But, to reach the surface of the Red Planet, it has to survive the harrowi...

In these coloring pages you’ve traveled our universe and explored what’s inside of it! From Earth’s Moon to the many moons of Jupiter, and from Mars to Jupiter to planets outside our solar system, ...

All of NASA’s science missions are driven by powerful questions to help us better understand our planet, our solar system, and beyond. What vibrant colors will you bring to these scenes of explorat...

All of NASA’s science missions are driven by powerful questions to help us better understand our planet, our solar system, and beyond. What vibrant colors will you bring to these scenes of explorat...

December 2, 2020, marked the 25th anniversary of the Solar and Heliospheric Observatory, or SOHO – a joint mission of the European Space Agency and NASA. Since its launch on that date, the mission ...

December 2020 skywatching highlights: Catch some Geminid meteors, then see Jupiter and Saturn get their closest in decades on the December solstice.

On February 24, 1987, observers in the southern hemisphere saw a new object in the Large Magellanic Cloud, a small satellite galaxy to the Milky Way. This was one of the brightest supernova explosi...

All of NASA’s science missions are driven by powerful questions to help us better understand our planet, our solar system, and beyond. What vibrant colors will you bring to these scenes of explorat...

The U.S.-European oceanographic satellite Sentinel-6 Michael Freilich launched to Earth's orbit on Nov. 21, 2020, aboard a SpaceX Falcon 9 rocket. During a five-and-a-half-year prime mission, it wi...

While the real OSIRIS-REx spacecraft is working to bring a sample of asteroid Bennu to Earth, you can take your own pocket spacecraft for an adventure right here at home.

This 4K visualization shows the Moon's phase and libration at hourly intervals throughout 2021, as viewed from the Northern Hemisphere. Each frame represents one hour. 

All of NASA’s science missions are driven by powerful questions to help us better understand our planet, our solar system, and beyond. What vibrant colors will you bring to these scenes of explorat...

Sound waves from the nascent universe, called baryon acoustic oscillations (BAOs), left their imprint on the cosmos by influencing galaxy distribution. Researchers have explored this imprint back t...

All of NASA’s science missions are driven by powerful questions to help us better understand our planet, our solar system, and beyond. What vibrant colors will you bring to these scenes of explorat...

A coloring and activity booklet featuring past, present, and future rovers across the solar system. Grab your coloring tools & let's see what you create!

To prepare the new Perseverance rover for its big day on Mars, NASA’s Mars 2020 mission team conducted a wide array of tests to ensure a successful entry, descent, and landing at the Red Planet.

All of NASA’s science missions are driven by powerful questions to help us better understand our planet, our solar system, and beyond. What vibrant colors will you bring to these scenes of explorat...

NASA’s Dawn: Highlighting Bright Areas of Ceres

November 2020 skywatching highlights: Look for the Pleiades, the Moon with Jupiter and Saturn, and Earthshine illuminating the Moon.