NASA is also tracking a building-sized asteroid named “2025 YC3”, with a diameter of around 260 feet, and another bus-sized ...

Research evaluates the likelihood of debris from interstellar object 3I/ATLAS reaching Earth, analyzing gas, dust and larger ...

Interstellar comet 3I/ATLAS made its closest approach to Earth early on Friday, Dec. 19. While it didn't come close enough to ...

Earth's seasons look very different at locations not far from each other, 20 years' worth of satellite data reveals.

NASA’s Europa Clipper spacecraft has observed interstellar comet 3I/ATLAS, collecting rare data as the ancient object made ...

Earth is taking in more energy than it releases back to space—a growing "energy imbalance" that is fueling global warming. A ...

“Given the mass loss rate measured by the Webb Space Telescope, the gas around 3I/ATLAS would be swept up by the solar wind ...

The interstellar comet will pass safely by Earth, giving astronomers their best chance to study it up close. Interstellar ...

Particles that escaped Earth’s atmosphere accumulated on the lunar surface over billions of years. Here’s what you’ll learn ...

A billion years ago, days lasted 19 hours: the balance between the oceans, the atmosphere, and the Moon slowed down the Earth ...

I/ATLAS comet is the 3rd-ever object discovered that originated from outside our solar system. It's not a threat, approaches ...