“It’s all I ever wanted to do,” said Connolly, founding chair and professor in the Department of Geology within the School of Earth & Environment and a research associate in the Department of Earth ...

Where do we come from? How did our planet form? How do we know about the history of our solar system? You can explore these universal questions in the Moon, Meteorite and Solar System Gallery. Earth’s ...

Illustration comparing the planets of the Solar System and the Sun on the same scale. The planets are shown to scale relative to each other but their distances are not. From left to right the bodies ...

Mercury, the smallest planet in the solar system, holds an outsized secret that some researchers believe could reshape how humans think about expanding into space. With an iron core that dominates its ...

Astronomers are closing in on one of the most tantalizing possibilities in planetary science, evidence that a previously unknown world may be lurking in the outer reaches of the solar system. The ...