Interstellar comet 3I/ATLAS is passing safely through our solar system. Learn about its discovery, its distant path, and why ...

Almost two dozen states have filed a lawsuit arguing that President Donald Trump’s administration has the money to continue ...

Mercury will reach its greatest eastern elongation on Oct. 29, marking one of the best evenings to see the planet this fall ...

The 3I/ATLAS comet was first spotted in July near Jupiter after it entered our solar system from another universe. Here’s ...

The early growth of the gas giant carved rings that formed primitive meteorites and shaped the architecture of the inner solar system. New research from Rice University reveals that Jupiter played a ...

Tests on olivine hint that water-rich exoplanets could generate H2O internally, possibly explaining ocean worlds and even some of Earth’s early water.

Joe Rogan was left stunned after Harvard astrophysicist Avi Loeb revealed discussions about alien tech tied to 3I/ATLAS are ...

Perihelion for 3I/ATLAS takes place on Oct. 30, when the interstellar interloper will be 1.35 astronomical units (125 million ...

Scientists have discovered a rare six-planet system, HD 110067, where all planets orbit their star in perfect mathematical ...

Mercury reaches its greatest eastern elongation on October 29, appearing farthest from the Sun in the southwestern sky, offering a brief window for observation after sunset.

Comet 3I/ATLAS nears the sun Oct. 29. Experts say it's natural, despite viral alien theories. Here's how to see it from ...

Centuries before anyone pointed a telescope at the sky, Isaac Newton figured out how gravity works. He showed that any object ...