Comets without tails, called dark comets, are a newly discovered space object. Now, astronomers know they come in 2 classes.

The controversy endures over Pluto's true status, but the solar system underdog continues to capture hearts across the globe.

On February 28, 2025, a rare planetary parade will occur, with all seven solar system planets aligned on one side of the Sun.

A rare celestial event will take place on February 28 this year, when all seven planets in our solar system will line up and ...

In January 2025, Venus, Mars, Jupiter, Saturn, Uranus and Neptune were all visible in the night sky. And in February, 2025, ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

NASA’s Galileo spacecraft, which was designed to study the large, gaseous planet Jupiter and its moons, first caught hints of ...

Pluto may not be a planet any more, but you still have a chance to see the distant dwarf planet at one of Michigan's ...

A rare celestial event is set to occur on February 28, when all planets in our solar system will be visible in the night sky ...

Mississippi stargazers will be able to see 4 or 5 planets in the night sky with their naked eye this month. Will you be able ...

If confirmed, the pair sets a new record for the fastest-moving exoplanet system, nearly double our solar system's speed ...