“The kids walk in and immediately ... how giant and huge our solar system is really helps to hit home on that,” said lead teacher of Ohio and Kentucky’s Orbit Earth Expo, Pete Dunlap.

Earth’s shadow will block most of the light that illuminates the lunar surface, creating what is known as a blood moon.

In January 2025, Venus, Mars, Jupiter, Saturn, Uranus and Neptune were all visible in the night sky. And in February, 2025, Mercury will join the fun, with all seven of our planetary neighbors visible ...

Mar. 11, 2025 — A new study presents a compelling new model for the formation of super-Earths and mini-Neptunes -- planets that are 1 to 4 times the size of Earth and among the most common in ...

A very rare treat is about to grace Earth's night skies.

The sun and nine planets of our system orbiting. Clipping path included for the foreground objects.Opacity and bump textures for the earth and other planets map prepared via tracing images ...

Primordial helium from the beginning of the solar system may be stuck inside Earth's solid core, new research suggests. The findings could have implications for a long-standing debate about how ...

Mars SKY AT Viewed from above the solar system, the seven planets will fall within Earth’s line of sight at sunset, and will not be obscured by the sun. Viewed from above the solar system ...

The unique alignment, set to conclude on Friday, occurs when the planets in our solar system, which are orbiting the sun, line up from the Earth’s perspective. While Mars, Jupiter and Saturn ...

Light gases like helium hung around in the gas-and-dust nebula that formed the solar system for only a few million years. "It's very much debated how long it took the Earth to form," Olson said.