Hubble sees spiral galaxy in Lion's heart | Space photo of the day for Nov. 4, 2025.

Located in the constellation Leo, spiral galaxy NGC 3370 has long been a favorite among astronomers. NGC 3370 is part of a small galaxy group that also other galaxies studied by the Hubble Space Telescope. Studying these galaxies together helps astronomers understand how ga…

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The International Space Station will fall to Earth in 2030. Can a private space station really fill its gap?

When the International Space Station plunges to its fiery doom in 2030, its loss to science will be incalculable, even if it remains an open question as to whether its successes matched humanity's ambitions for it. By the time that the International Space Station (ISS) i…

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Scientists detect biggest black hole flare ever seen — with the power of 10 trillion suns.

Astronomers have spotted the biggest flare ever seen erupting around a black hole, which also happens to be the most distant flare of this type ever detected. Discovered using the Zwicky Transient Facility (ZTF), the flare erupted from the supermassive black hole at the hear…

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Astronaut from Pakistan will be 1st international visitor to China's Tiangong space station.

China is training Pakistani astronauts for selection for a short-duration visit to its Tiangong space station. "Two selected Pakistani astronauts will participate in training together with Chinese astronauts. One of them will be scheduled to carry out a short-duration f…

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Watch Europe's powerful Ariane 6 rocket launch today for the 4th time ever.

Europe's Ariane 6 heavy-lift rocket is scheduled to launch today (Nov. 4) for the fourth time ever, and you can watch the action live. An Ariane 6 is scheduled to lift off from Europe's Spaceport in Kourou, French Guiana today at 4:03 p.m. EST (2103 GMT; 6:03 p.m. lo…

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Scientists discover oldest air on record trapped in 6-million-year-old Antarctic ice.

Antarctica is far more than just a bucket-list destination for travelers and a home for penguins. It's a veritable time machine, holding evidence from millions of years of Earth's climatic history deep within the ice. Scientists working with the Center for Oldest Ice…

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Don't miss the biggest full moon of the year rise on Nov. 5.

The biggest full moon of 2025, a so-called supermoon, will rise on Wednesday, Nov. 5, lighting up the night sky with its dramatic glow. At 5:30 p.m. EST (2230 GMT), the moon will reach its closest point to the Earth for the year, known as perigee, at a distance of 221,726 mi…

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Meet Point Nemo, where the International Space Station will die in 2030.

The International Space Station just notched a major milestone, but its days are numbered. Sunday (Nov. 2) marked the 25th anniversary of continuous human occupation of the International Space Station (ISS), which has carved out a spot in the history books as one of our spec…

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On this day in space! Nov. 3, 1957: Laika the dog launches with Sputnik 2.

On Nov. 3, 1957, a Soviet space dog named Laika became the first animal to orbit Earth. Laika was a 3-year-old stray husky-spitz mix from the streets of Moscow, and she was recruited by the Soviet space program for her small size and calm temperament. Unfortunately for Laika…

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1st samples ever collected from the moon's far side could help reveal where Earth got its water.

Fragments of a rare type of meteorite have been found in the sample of material brought back from the lunar far side by China's Chang'e 6 mission, and they could help shed light on the origin of Earth's water. The meteoritic debris found among the 1,935.3 grams (…

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SpaceX Falcon Heavy launch of private Griffin moon lander delayed to 2026.

SpaceX's next mission to the moon, and the next launch of its triple-booster Falcon Heavy rocket, has slipped to no earlier than July 2026. Astrobotic's Griffin-1 lunar lander, carrying NASA and commercial payloads that include rovers from Astrobotic and Astrolab, wi…

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NASA spots a spooky face glowing on the sun just in time for Halloween.

The sun is getting into the Halloween spirit once again. NASA's Solar Dynamics Observatory (SDO) captured a hauntingly festive view of our star on Oct. 28, looking like a cosmic jack-o'-lantern grinning down at Earth. In the image, captured by SDO's Atmospheric I…

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NASA's X-59 'quiet' supersonic jet makes historic 1st flight.

NASA's X-59 has finally taken flight. The X-59 is NASA's experimental new jet built to break the sound barrier without generating the thunderous sonic booms typically associated with supersonic flight. After taxiing out of the U.S. Air Force's (USAF) Plant 42 faci…

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12-year-old discovers 2 possible new asteroids

An Ontario preteen may be one of the youngest Canadians to ever find an asteroid. Siddharth Patel, a 12-year-old who lives in London, Ontario (west of Toronto), spotted two possible asteroids in September as part of a citizen science program that partners with NASA, accordin…

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On this day in space! Oct. 27, 1961: NASA launches 1st Saturn rocket test flight.

On Oct. 27, 1961, NASA launched the first test flight of its new Saturn I space launch vehicle. The Saturn I was the United States' first heavy-lift rocket designed to launch big payloads beyond low Earth orbit. This was also the first test flight of any rocket in the S…

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Powerful NVIDIA chip launching to orbit next month to pave way for space-based data centers.

An NVIDIA GPU is heading toward its record-setting orbital debut, a trip that will test how data centers could work in the final frontier. The NVIDIA H100 GPU, which is about 100 times more powerful than any processor that has flown in space to date, will fly aboard the Star…

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On this day in space! Oct. 25, 1671: Saturn's Yin-Yang Moon Iapetus Discovered by Giovanni Cassini.

On Oct. 25, 1671, the Italian astronomer Giovanni Cassini discovered a new moon at Saturn! Iapetus was the second moon anyone had ever found orbiting Saturn, and it was the first of four moons Cassini would discover at the ringed planet. The Dutch astronomer Christiaan Huyge…

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Watch SpaceX launch 28 Starlink satellites to orbit from California on Oct. 20.

SpaceX is scheduled to launch another batch of its Starlink satellites to orbit from California early Monday morning (Oct. 20), and you can watch the action live. A Falcon 9 rocket carrying 28 of SpaceX's Starlink internet satellites is scheduled to launch from Californi…

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Nuclear Explosion could save moon from asteroid strike in 2032.

Asteroid 2024 YR4 caused quite a stir last year when it was discovered and originally calculated to have a 3 percent chance of hitting Earth. Since then, models have been refined, and while it no longer has a chance of hitting Earth, it does have a 4 percent chance of hitti…

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Private spacecraft will give NASA's Swift space telescope an orbital boost in 2026 in 1st-of-its-kind mission.

A private company will give a powerful NASA space telescope a new lease on life next year, if all goes according to plan. Arizona-based Katalyst Space Technologies has scored a contract to raise the altitude of NASA's Neil Gehrels Swift Observatory, which has been huntin…

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