A Day on Earth Used to Only Be 19 Hours

A new study has revealed that for 1 billions years, a day on Earth lasted for about 19 hours.

4 months ago

Venus’ Outer Shell is Thinner and “Squishier” Than Previously Believed

While Earth and Venus are approximately the same size and both lose heat at about the same rate, the internal…

7 months ago

Meteorites are Contaminated Quickly When They Reach Earth

On Earth, geologists study rocks to help better understand the history of our planet. In contrast, planetary geologists study meteorites…

7 months ago

Scientists Examine Geological Processes of Monad Regio on Neptune’s Largest Moon, Triton

In a recent study submitted to the journal Icarus, a team of researchers at the International Research School of Planetary…

8 months ago

Perseverance is Putting its Samples Onto the Surface of Mars, So a Future Helicopter can Pick Them Up

At this point in its mission, NASA's Mars Perseverance Rover has collected almost 50% of its samples. The rover is…

9 months ago

Scientists Piece Together the Shoreline of an Ancient Ocean on Mars

Scientists have long suspected that Mars was once warm and wet in its ancient past. The Mars Ocean Hypothesis says…

11 months ago

Scientists Have Been Underestimating the Asteroid That Created the Biggest Known Crater on Earth

Ancient impacts played a powerful role in Earth's complex history. On other Solar System bodies like the Moon or Mercury,…

12 months ago

A Geologic map of the Entire Moon has Been Released at 1:2,500,000-Scale

Chinese scientists have created the most detailed map of the Moon yet. It took them 10 years and involved hundreds…

1 year ago

Pluto’s Surface was Shaped by Ice Volcanoes

For all of Earth's geological diversity and its long history, the planet has never had ice volcanoes. But Pluto has.…

2 years ago

This is Where the Mars Sample Return Mission Could be Landing

NASA's Perseverance Rover is busy exploring Jezero Crater on Mars. Part of its mission is to collect samples for retrieval…

2 years ago