The moon has been bathed in solar wind for billions of years, but the two hemispheres are struck by solar wind of different speeds and energies.
Planetary Sciences
Jul 19, 2026
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94
Scientists have developed a new way to predict the strength of the sun's next activity cycle up to seven years before it reaches its peak.
Astrobiology
Jul 19, 2026
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27
This composite of images taken by NASA's Psyche mission shows the crescent of Mars grow as the spacecraft approached the planet for a gravity assist from May 2 to May 15, 2026.
Planetary Sciences
Jul 19, 2026
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45
The spacecraft aced its encounter with Mars. Now, mission scientists are studying a trove of data from the flyby in preparation for its arrival at asteroid Psyche in 2029.
Planetary Sciences
Jul 18, 2026
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183
Researchers in the U.S. have carried out the most stringent tests to date of the idea that an ultraviolet glow in the atmospheres of giant planets could partly arise through the indirect interaction between dark matter and ...
In a major milestone in the search for life on other planets, astronomers have detected, for the first time, an atmosphere surrounding an Earth-like, rocky planet orbiting within the habitable zone of another star. The finding ...
Astrobiology
Jul 16, 2026
0
162
Nearly a decade after the discovery of LHS 1140b, a rocky exoplanet in the habitable zone of a nearby low-mass star, a new study reveals that the object may have its own atmosphere.
Astrobiology
Jul 16, 2026
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39
Astronomers using NASA's James Webb Space Telescope have discovered a giant planet outside our solar system, called an exoplanet, hiding within one of the most intensely studied planetary systems in the Milky Way galaxy.
Astronomy
Jul 16, 2026
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209
Before Artemis astronauts land on the moon's surface in 2028, NASA will conduct the Artemis III demonstration mission in 2027, allowing teams on Earth and in orbit to practice rendezvous and docking operations between commercial ...
Space Exploration
Jul 16, 2026
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14
Typically, astronomers identify comets by their distinct atmospheres, or comae, and their tails, which are created as the sun vaporizes a comet's ice. These features emit a glow when sunlight bounces off dust and water droplets. ...
