A long-period comet from the outer reaches of the solar system is now visible before dawn, offering a limited viewing window for observers in the Northern Hemisphere. The comet, C/2025 R3 (Pan-STARRS), was spotted with the naked eye on April 11 at an estimated magnitude of 5.1. It was first discovered......
Chinese scientists have developed the first crystal capable of generating the ultraviolet light required to power thorium-based nuclear clocks, marking a key step toward navigation systems that can operate without GPS. The material, a fluoroborate compound created by a team led by Pan Shilie at the......
The four astronauts of NASA’s Artemis II mission—three Americans and one Canadian—have safely returned to Earth after completing a historic test flight around the Moon, marking a major milestone in the renewed era of lunar exploration. The crew, including Commander Reid Wiseman, Christina......
When people picture a familiar face or recall a place, the brain activates many of the same neurons involved in seeing it. A study published on April 9 in Science by researchers at Cedars-Sinai provides detailed evidence at the single-neuron level that visual perception and mental imagery rely on a shared......
The NASA Artemis II mission encountered repeated malfunctions in its onboard toilet system as the crew returns from a historic lunar flyby, highlighting ongoing technical challenges aboard the Orion spacecraft. The issues began shortly after launch from the Kennedy Space Center on April 1, when astronauts......
The four astronauts aboard NASA's Artemis II mission experienced a total solar eclipse Monday evening as their Orion spacecraft rounded the far side of the Moon, capping a day of historic milestones on the first crewed lunar voyage in more than half a century. The eclipse, visible only from the......
The four astronauts aboard NASA's Artemis II mission are swinging around the Moon on Monday in humanity's first crewed lunar voyage in more than 53 years, with the crew on course to shatter a distance record that has stood since 1970. Commander Reid Wiseman, pilot Victor Glover, mission specialist......
As the Orion spacecraft sped toward the Moon on Saturday, Artemis II pilot Victor Glover delivered an unscripted Easter message that quickly resonated with millions on Earth. Speaking to CBS News on April 4, Glover shared his reflections on the view from deep space and urged humanity to recognize its......
Four astronauts aboard NASA's Orion spacecraft are set to loop around the Moon on Monday, completing a five-day outbound journey and marking the first time humans have traveled to the lunar vicinity since Apollo 17 in 1972. The Artemis II crew, comprising Commander Reid Wiseman, pilot Victor Glover,......
The release of a hit science fiction film and NASA's first crewed lunar mission in more than half a century have created a rare moment of shared public enthusiasm for space exploration. Project Hail Mary, the science fiction adventure starring Ryan Gosling, has dominated the North American box office......
The four astronauts aboard NASA's Artemis II mission spent their fifth day in space on Sunday conducting a full evaluation of the orange Orion Crew Survival System suits they would rely on in an emergency, as the spacecraft closed in on the Moon at roughly 60,000 miles out ahead of a historic flyby......
NASA released the first photographs taken by the Artemis II crew on Friday, offering striking views of Earth as four astronauts travel toward the Moon on the first crewed lunar mission in more than five decades. The images, captured by mission commander Reid Wiseman through a window of the Orion spacecraft,......
China's most powerful privately developed rocket, the Tianlong-3, failed on its maiden flight Friday after suffering an in-flight anomaly, dealing a setback to the country's ambitions to rapidly deploy satellite megaconstellations capable of rivaling SpaceX's Starlink network. The Tianlong-3,......
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