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

As the largest planet in our solar system, Jupiter reflects a lot of the Sun’s light even though it is more than five times ...

On Dec. 27, 2024, NASA's Juno spacecraft swooped by the volcanic world Io. It witnessed a giant eruption.

15, 2025 — Hot Jupiters are giant planets initially known to ... may have conditions to support life. The largest ... NASA's Hubble Watches Jupiter's Great Red Spot Behave Like a Stress Ball ...

WASP-127b's diameter is about 30% larger than Jupiter, our solar system's largest planet. But its mass is only about 16% that ...

NASA’s Juno mission found Io’s biggest volcanic eruption ever. The explosion was stronger than all Earth’s power plants ...

Astronomy fans know 2025 kicked off with a meteor shower, but another big spectacle is coming up that should ... according to ...

The Planet Parade of 2025 is a truly extraordinary celestial event that has stargazers excited. From January 21 to ...

Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of ...

January started out with a meteor shower and now has a planetary alignment in store. Here's what you'll be able to see and ...

All month, four planets — Venus, Saturn, Jupiter and Mars — will appear to line up and ... making it appear at its biggest ...