Related topics: earth · nasa · solar system · orbit · meteorite

Active asteroid 324P/La Sagra observed by Hubble

(Phys.org)—The renowned Hubble Space Telescope (HST) plays a leading role in uncovering distant locations of the universe, but it could be also a helpful tool for studying nearby objects, like space rocks whizzing through ...

Finding new worlds with a play of light and shadow

Astronomers have used many different methods to discover planets beyond the solar system, but the most successful by far is transit photometry, which measures changes in a star's brightness caused by a mini-eclipse. When ...

Scientists predict that rocky planets formed from 'pebbles'

Using a new process in planetary formation modeling, where planets grow from tiny bodies called "pebbles," Southwest Research Institute scientists can explain why Mars is so much smaller than Earth. This same process also ...

Asteroid impact, volcanism were one-two punch for dinosaurs

Berkeley geologists have uncovered compelling evidence that an asteroid impact on Earth 66 million years ago accelerated the eruptions of volcanoes in India for hundreds of thousands of years, and that together these planet-wide ...

page 5 from 40