Space Station in the Sky Over Washington D.C.

The International Space Station is seen in this twenty-second exposure as it flies over the Washington National Cathedral, Wednesday, Nov. 29, 2017. Onboard are: NASA astronauts Joe Acaba, Mark Vande Hei, and Randy Bresnik; Russian cosmonauts Alexander Misurkin and Sergey Ryanzansky; and ESA astronaut Paolo Nespoli.

A Proving Ground in Space

Dellingr is a shoebox-sized spacecraft built to show that CubeSat platforms could be cost-effective, reliable and capable of gathering highly robust science.

Colorado Backroad

Alpha and Omega

These two images illustrate just how far Cassini traveled to get to Saturn.

The Fresh Air of Saentis Mountain

Rising Above the Fog

Star Wanders Too Close to a Black Hole

This artist's rendering shows the tidal disruption event named ASASSN-14li, where a star wandering too close to a 3-million-solar-mass black hole was torn apart. The debris gathered into an accretion disk around the black hole.

The Beauty of Ice

Ice can be stunningly beautiful and also quite varied in its appearance.

Tending Your Garden ... In Space

If you plant it, will it grow (in space)? The answer is yes, at least for certain types of plants.

Behold! Observing the Sun

A broad hole in the corona was the Sun's dominant feature November 7-9, 2017.

Jovian Tempest

This color-enhanced image of a massive, raging storm in Jupiter’s northern hemisphere was captured by NASA’s Juno spacecraft.

A Bavarian Sunset

Sunrise Flight to the Space Station

Orbital ATK's Cygnus resupply ship with its cymbal-ike UltraFlex solar arrays approaches the International Space Station on Nov. 14, 2017.

How to See the Atmosphere

How can you see the atmosphere? The answer is blowing in the wind.

The Rock at Rainier

Mariner 9 Sees Shield Volcano on Mars

On November 14, 1971, Mariner ( took this image of a shield volcano on Mars.

Our Living Earth ... From Space

Can you identify this river?

Liftoff! Orbital Antares Rocket Launches From Wallops Flight Facility

The Orbital ATK Antares rocket, with the Cygnus spacecraft onboard, launches from Pad-0A, Sunday, Nov. 12, 2017

Impenetrable

Astronaut Jack Fischer With Honor Flight Veterans

NASA astronaut Jack Fischer talks with veterans at the World War II Memorial who traveled to Washington, DC with the Buffalo Niagara Honor Flight. Fischer, a colonel in the U.S. Air Force, wrote, "Few things can compare to the honor of meeting WWII, Korea and Vietnam vets today--thank you for your sacrifices to keep us all free."

Earth as Viewed From 10,000 Miles

On November 9, 1969, the uncrewed Apollo 4 test flight made a great ellipse around Earth as a test of the translunar motors and of the high speed entry required of a crewed flight returning from the Moon.

Sassolungo

Rare Encircling Filament

NASA's Solar Dynamics Observatory came across an oddity that the spacecraft has rarely observed before: a dark filament encircling an active region (Oct. 29-31, 2017). Solar filaments are clouds of charged particles that float above the sun, tethered to it by magnetic forces.

Slieve League Ireland

Space Station Crew Sees Lots of Clouds

Expedition 53 Flight Engineer Paolo Nespoli of the European Space Agency (ESA) photographed cloudy skies over Sudan during an International Space Station flyover on Oct. 22, 2017. Nespoli shared the image with his followers on social media on Nov. 6, writing, "#EarthFromSpace means also... Lots of clouds! How do they look from below?"

Pandora, the Would-Be Perturber

As Cassini hurtled toward its fatal encounter with Saturn, the spacecraft turned to catch this final look at Saturn's moon Pandora next to the thin line of the F ring.

Tests Ensure Astronaut, Ground Crew Safety Before Orion Launches

NASA is performing a series of tests to evaluate how astronauts and ground crew involved in final preparations before Orion missions will quickly get out of the spacecraft, if an emergency were to occur on the pad prior to launch.

Revealing What Lies Beneath

This false-color image demonstrates how use of special filters available on the Curiosity Mars rover's Mast Camera (Mastcam) can reveal the presence of certain minerals in target rocks. T

From Hot to Hottest

This sequence of images shows the Sun from its surface to its upper atmosphere all taken at about the same time on Oct. 27, 2017.