Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

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 ...

The four planet-strong "planet parade" currently visible to the naked eye in the night sky for a short time after sunset will ...

You should be able to see all six planets nightly until the ... Neptune will have drifted too close to the sun to be readily visible with Venus not far behind, leaving Jupiter, Mars and Uranus ...

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

This provides another piece of the puzzle to understand how planets and ... than a trillion hydrogen bombs and make all ... Eyes on the Sun: Naked Thallium-205 Ion Decay Reveals History ...

Scientists challenge the idea that intelligent life is rare. They argue that evolution follows planetary changes, not random ...

Over the next several weeks, astronomers will be looking closely at an asteroid called 2024 YR4 that could be as big as a ...

"Pale Blue Dot" – one of the last photos taken by Voyager 1 – is still the most distant image of the Earth. Astronomer Carl ...

If you think you’ve been seeing more planets shining brighter in the sky than usual for the last month and a half, you’re right. An astronomical phenomenon known as a “planetary parade”—where multiple ...