Sometimes, in order to support an idea, you first have to discredit alternative, competing ideas that could take resources ...

Newly released imagery from NASA shows the Sun's corona in stunning detail after the Parker Solar probe performed its closest-ever flyby.

The newly discovered interstellar visitor is just the third of its kind and fascinates astronomers who hope to learn from it ...

Amazing NASA facts about solar system explorationIt’s a bubble made by solar wind from the Sun. Its edge, called the termination shock, is about 100 times farther than Earth. What is the ...

NASA's Voyager Spacecraft Found A 30,000-50,000 Kelvin "Wall" At The Edge Of Our Solar System Temperatures there reach an astonishing 30,000-50,000 kelvin.

Whereas Io is the poster child for this mechanism, tidal heating also heats many other worlds, including Io’s neighbor, the icy moon Europa, where the heat is thought to sustain a subterranean ...

NASA’s Deep Space Network just marked 60 years of interstellar communication with a groundbreaking new antenna in Canberra. As a crucial hub in the global network that talks to spacecraft across the ...

NASA’s Earth Observing fleet continues to age gracefully. While several new missions have joined the fleet in the past year, scientists and engineers work to extend the life of existing missions and ...

Previous posters have highlighted the wonders of our own solar system as well as potentially habitable exoplanets, or planets outside of our solar system, where they imagine how humans might one ...

Not until 1992 did astronomers confirm that there were planets outside our solar system, and in the 30-plus years that have followed, researchers have discovered at least 6,660 exoplanets across ...

“Solar eclipses create a great intersection of science, history, art, myth and awe,” the eclipse artist told Observer.

Artist’s representation of a total solar eclipse, with a new moon in the foreground and the Sun’s corona visible in the background. Download the Poster. Credit: NASA/Vi Nguyen A solar eclipse will ...