3I, Earth and asteroid
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Morning Overview on MSN
If an asteroid hits Earth, these zones get hit first
Asteroid 2024 YR4, a celestial body roughly the size of a small building, has captured global attention due to its potential to strike Earth in 2032. Although the probability of impact remains low, the asteroid’s trajectory has prompted scientists worldwide to refine data and assess potential risks.
A newly discovered space rock zoomed safely by Earth on Wednesday (Oct. 15) at only about a quarter of the average distance to the moon.
Astronomers discover 2025 SC79, the solar system's second-fastest asteroid, hiding in the Sun's glare. Learn why these 'twilight' asteroids are a top priority for planetary defence.
Astronomers have discovered asteroid 2025 SC79, a skyscraper-sized space rock orbiting the sun in just 128 days. the second-fastest known.
A small asteroid, known as 2025 TF, flew over Antarctica on October 1, 2025, at an altitude of only 266 miles.
Asteroid 2024 YR4 has a 4% chance of colliding with Earth’s moon in 2032, and some scientists are considering whether they should nuke it. The study was recently submitted by over a dozen scientists to arXiv,
An asteroid just flew closer to Earth than many satellites, according to space agencies. The space object, named 2025 TF, zoomed over Antarctica at a distance of just 265 miles above the Earth's surface last Wednesday, Oct. 1, at 8:47 p.m. ET, the European Space Agency said on Monday. The International Space Station orbits at a similar altitude.
Scientists have confirmed the discovery of a new quasi-moon, 2025 PN7, a small asteroid that will shadow Earth’s orbit for more than a century before being pulled away by the sun’s gravity, according to a September study from the American Astronomical Society.
Ryugu’s samples reveal that water activity on asteroids lasted far longer than scientists thought, possibly reshaping theories of how Earth gained its oceans. A billion-year-old impact may have melted ancient ice,
Smithsonian Magazine on MSN
The Dinosaurs of North America Were Thriving Up Until an Asteroid Wiped Them Off the Face of the Earth, Scientists Argue
Sixty-six million years ago, life on Earth was paid a visit by a very unwelcome guest: the Chicxulub impactor, an asteroid that infamously wiped out all non-avian dinosaurs. The state of dinosaurs before this unfortunate end,