Earth has been spinning faster for the past few years — a trend that could lead the world’s timekeeping institutions to take ...

Evidence that rocky planets beyond Jupiter formed as rapidly, and at the same time, as the inner planets could transform our understanding of how planets take shape — not only in our solar system, but ...

Scientists break down the reasons why days are getting shorter—and the mystery they're still trying to solve about Earth's ...

Our planet has been rotating at its fastest since records began in 1973. Earth will complete a full rotation in slightly less ...

Scientists said minimoons are small, rocky fragments that temporarily orbit Earth before eventually moving on to circle the sun. They're usually less than 6.5 feet (2 metres) in size and can originate ...

Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby sun-like star, providing a ...

Answer 17: A meteoroid is a small rocky or metallic body in space. A meteor is the streak of light produced when a meteoroid ...

Using a cutting-edge magnetic wave detection technique, a new study in Nature Communications has identified lithium in ...

Around 4.6 billion years ago, a vast cloud of gas and dust called a molecular cloud drifted through the Milky Way. Composed ...

Humans have made profound changes to the Earth. The resulting societal challenges of the Anthropocene (e.g., climate change and impacts, renewable energy, adaptive infrastructure, disasters, pandemics ...