solar system

interstellar visitor

In a first, scientists spotted an ‘interstellar visitor’ in our solar system

The quarter-mile-wide hunk of space rock is affectionately being called "A/2017 U1."

In a first, scientists spotted an ‘interstellar visitor’ in our solar system
An artist’s concept of a planetary system discovered by Kepler, called KOI-961.

Kepler turns up a trove of new exoplanets

Kepler turns up a trove of new exoplanets
Jupiter

Take a dazzling new peek at Jupiter

Take a dazzling new peek at Jupiter
Galaxy formation

The water on Earth is even older than the sun

The water on Earth is even older than the sun

NASA shares a family portrait of the inner solar system, starring Saturn

NASA shares a family portrait of the inner solar system, starring Saturn