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

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

Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar system was the only planetary system known to humans. We had no proof other ...

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

Astronomers have peered into an alien planet's atmosphere and found extreme weather unlike anything in the solar system.

Aimed at the nearby star PDS 70, the James Webb Space Telescope is watching newborn planets take shape before our eyes in ...

Feb. 18 marks the 95th anniversary of the discovery of our outermost planet-not-planet. Here's what to know about the short ...

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 ...

The European Southern Observatory's Very Large Telescope (VLT) imaged both of the planets directly, and PDS 70b has the ...

New research shows that star activity can distort exoplanet measurements, affecting size, temperature, and atmosphere ...

Canadian astronomers have taken an extraordinary step in understanding how planets are born, using the James Webb Space ...

Mars, our neighboring red planet, possesses some of the most dazzling and extreme geological features within our solar system ...