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Astronaut Alan B. Shepard Jr. was the 1st American in space. Here he is in his silver pressure suit with the helmet visor closed, preparing for his historic flight into

View larger. | Artist’s concept of the Jupiter-like exoplanet designated Epsilon Indi Ab. It’s about 12 light-years from Earth. Image via E. C. Matthews/ MPIA/ T. Müller/ HdA. NASA’s Webb

This is the spot where a Falcon 9 upper stage rocket body will collide with the moon on August 5, 2026. The spent rocket will hit the moon at 5,400

These Euclid space telescope images show galaxies bending spacetime, causing light from more distant galaxies to distort around them. A new citizen science project, Space Warps, is enlisting members of

View larger. | This view from the Curiosity rover shows a part of Mars’ Gale crater where the rover found interesting deposits of metal minerals. The minerals are more evidence

Jan Oort. Copyright Leiden Observatory. Used with permission. Jan Oort: Father of the Oort Cloud Jan Hendrick Oort was born on today’s date – April 28, 1900 – in Franeker,

Comet 3I/ATLAS, about 3 weeks after its closest approach to the sun. The Gemini North telescope on Mauna Kea in Hawaii obtained this optical image on November 26, 2025. Image

View larger. | The Curiosity rover took this selfie on October 25, 2020. It had just drilled the rock named Mary Anning, located on Mars’ Mount Sharp. It’s within this

Figure A shows a dark matter map in our neighborhood of the universe. The 2 blobs are dark matter halos of the Milky Way and Andromeda galaxies. Figure B zooms

Waves on Saturn’s large moon Titan vs. waves on Earth. A new study from researchers at MIT shows that waves on other worlds – including planets outside our solar system