British astronomers may have solved the mystery of an "interstellar object" hurtling towards our planet. Scientists believe the mysterious interstellar visitor may be the oldest comet ever observed.

This most fundamental question was famously posited by none other than Nobel laureate physicist Enrico Fermi (1901–1954).

A mysterious object, first observed hurtling across the solar system on July 1, has now been identified as "very likely to be ...

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen – possibly predating our solar system by more than three billion years, researchers say. The "water ...

On July 1, scientists discovered a mysterious object hurtling through our solar system.  Nicknamed 3I/ATLAS, astronomers say ...

Several planets stand still in the sky, Titan’s shadow transits Saturn, and Venus gives Taurus a second eye in the sky this ...

AN INTERSTELLAR space rock zooming through our solar system may be the oldest comet ever seen by humans, according to ...

Starting at the end of next week, the month of July will see a lot of moonless evenings for terrific stargazing opportunities ...

Fresh evidence claims that the Earth and the surrounding galaxy are suspended inside a cosmic void based on echoes from the ...

Astronomers have studied the globular cluster 47 Tucanae extensively, but still have many questions. It may have an ...

Sometimes "the universe comes to us," writes the European Space Agency. For the third time since 2017, an interstellar object ...

Researchers have found clouds of cold gas embedded deep within larger, superheated gas clouds—or Fermi bubbles—at the Milky ...