An interstellar comet changed its chemistry after passing the Sun, revealing hidden layers and a surprising mix of carbon ...

Usually, comets are dormant blocks of rock and ice. They only wake up when they get close to a star. The intense heat causes ...

A comet named 3I/ATLAS was first discovered on July 1, 2025, and is located about 420 million miles away from Earth, ...

A team of astronomers from the European Space Agency have found that a huge interstellar object in space is ejecting water ...

A new comet should be visible to the naked eye this week, but you're going to need to set an alarm to see it.

A mysterious visitor from another star system is carrying secrets billions of years old. Its composition could reveal how ...

The interstellar comet 3I/Atlas began outgassing methane from its interior after being warmed up by the Sun. The material is ...

In “Why Do We Exist?” Hakeem Oluseyi explores how life may emerge to move energy through matter—and why Earth is the perfect ...

The interstellar comet 3I/ATLAS releases water equivalent to 70 Olympic pools daily, providing insights into ancient ...

"I don't pay attention to the world ending. It has ended for me many times, and began again in the morning," the poet ...