There's a new interstellar comet in the neighborhood! Known as 3I/ATLAS, this comet poses no threat to Earth – but it does ...

A recent study in Icarus suggests a wandering star could disrupt our solar system. Simulations reveal that a star passing ...

On March 8, ALMA spotted a pair of jets blasting out of the comet's nucleus – its solid icy core. Spectrometry revealed that ...

What if Venus became Earth's moon? Explore how our planet would change if Earth’s twin, a planet almost the same size and ...

"We didn't know what exactly to expect from these first observations – the sun's poles are literally terra incognita,” Sami ...

As the closest planet to the Sun, Mercury is exposed to the star's enormous gravitational field. And it's really stressful.

An unexpectedly strong solar storm rocked our planet on April 23, 2023, sparking auroras as far south as southern Texas in ...

OF201, the object belongs to the same all-star family as Pluto: dwarf planets. Its diameter, roughly 435 miles (700 km), is half Pluto’s, ...

Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.

The Solar System might not be as quiet and orderly as we think. Imagine one day looking up and seeing something strange in the sky, a small speck that grows larger and larger. Soon, it becomes clear: ...