Astronomers have discovered the earliest seeds of rocky planets forming around a baby sun-like star, an unprecedented ...

If given the chance to explore anywhere in the solar system, NASA astrophysicist Padi Boyd sets her sights beyond the planets themselves. In this short, wonder-filled clip, she shares her dream ...

Earlier this month astronomers were thrilled to discover only the third known interstellar object ever seen in our solar ...

Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever ...

Due to extreme temperatures and the dryness of Mars, it's thought to be impossible for liquid water to form on the planet's surface, a critical precondition for habitability. The only hope of finding ...

ESA's Mars Express orbiter captured footage of the Mars' moon Deimos pass in front of Ganymede, Europa, Jupiter, Io and ...

Venus: Venus dazzles in the eastern sky before sunrise, shining brightly for a couple of hours each morning. It’s joined by ...

This month will usher in two separate conjunctions — one between the moon and a rarely-visible Mercury, and another between the moon and Mars.

Saturn, Venus, Neptune, Uranus, Jupiter, Mars and Mercury will be visible in an uncommon planetary alignment this month.

NASA Jet Propulsion Laboratory/YouTube In January, an event known as a 'parade of planets' will make Venus, Mars, Jupiter and Saturn bright and visible in the night sky. The alignment of the ...

A triple dose of celestial wonder is in the stars this week as Jupiter, Mars and the moon line up for a rare captivating display in the night sky. Called a triple conjunction, this astronomical ...

Mars and Jupiter joined together for a planetary conjunction on Aug. 14. Both planets appeared “just a third of a degree apart, which is less than the width of the full Moon,” according to NASA.