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Ring Plane Crossing: Cassini Grand Finale (Artist's Concept)

Illustration of spacecraft at Saturn.

Source: NASA Jet Propulsion Laboratory

Published: March 23, 2016

Artist's concept of Cassini orbiter crossing Saturn's ring plane.

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On Sunday, Dec. 16, the comet known as 46P/Wirtanen will make one of the 10 closest comet flybys of Earth in 70 years, and you may even be able to see it without a telescope.

See a Passing Comet This Sunday

See a Passing Comet This Sunday

Look closely, and you can make out the lander's solar panels.

Mars InSight Lander Seen in First Images from Space

Mars InSight Lander Seen in First Images from Space

Weeks after Parker Solar Probe made the closest-ever approach to a star, the science data from the first solar encounter is just making its way into the hands of the mission's scientists.

Preparing for Discovery With NASA's Parker Solar Probe

Preparing for Discovery With NASA's Parker Solar Probe

Upcoming 16th science pass of Jupiter marks Juno’s halfway point in prime mission data collection.

NASA's Juno Mission Halfway to Jupiter Science

NASA's Juno Mission Halfway to Jupiter Science

Two new image mosaics detail the lander's deck and "workspace" — the surface where it will eventually set down its science instruments.

NASA's InSight Takes Its First Selfie

NASA's InSight Takes Its First Selfie

Recently analyzed data from NASA’s OSIRIS-REx mission has revealed water locked inside the clays that make up its scientific target, the asteroid Bennu.

NASA's Newly Arrived OSIRIS-REx Spacecraft Already Discovers Water on Asteroid

NASA's Newly Arrived OSIRIS-REx Spacecraft Already Discovers Water on Asteroid