Presentation by Dr. Jim Green in Chicago

The Ranger and Surveyor projects of the 1960s were the first U.S. efforts to explore the Moon.

New views of 2014 MU69 reveal a new shape: a "pancake," and a "dented walnut."

Version B of the solar system installment of our solar system poster series.

Version A of the solar system installment of our solar system poster series.

This NASA poster set showcases the beauty of our solar system and beyond.

MarCO-B took these images as it approached Mars in November 2017.

Engineer Joel Steinkraus uses sunlight to test the solar arrays on one of the MarCO spacecraft at NASA's Jet Propulsion Laboratory.

On Jan. 3, 2019 the Chinese spacecraft Chang'e 4 safely landed on the floor of Von Kármán crater. Four weeks later, NASA's Lunar Reconnaissance Orbiter snapped this spectacular view looking across ...

A commemorative plaque left on the Moon by the crew of Apollo 15.

The first ever "portrait" of our solar system as seen from the outside.

Earth, described by scientist Carl Sagan as a "Pale Blue Dot," as seen by Voyager 1 from a distance of more than 4 billion miles (6.4 billion kilometers).

What can you see in the February sky? Stars and planets with distinct red and blue colors, like Mars and Sirius.

Venus, the Moon and Jupiter.

Venus and the Moon rise above a mountain.

A November 2016 "supermoon" sets over the Martin Luther King Jr. Memorial in Washington, DC.

This time-lapse video captures a portion of the path that tiny Phobos takes around Mars. 

Hidden details of our home galaxy — the Milky Way — are revealed in different wavelengths. 

A stunning false-color view of Saturn's moon Hyperion.

Comet Tempel 1 just 67 seconds after it obliterated Deep Impact's impactor spacecraft.

A new Mars impact crater that formed between July and September 2018.

This Magellan image mosaic shows one of the largest impact craters known to exist on Venus.

Mercury is riddled with craters, but none as spectacular as the Caloris Basin.

Tycho crater's central peak complex is about 9.3 miles (15 km) wide.

Tycho Crater is one of the most prominent craters on the Moon.

Enhanced color image of the region surrounding the young impact crater Pwyll on Jupiter's moon Europa.