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Planetary Sciences Dec 1, 2023

Meteorites likely source of nitrogen for early Earth, Ryugu samples study finds

Micrometeorites originating from icy celestial bodies in the outer solar system may be responsible for transporting nitrogen to the near-Earth region in the early days of our solar system. That discovery was published in ...

Astrobiology Nov 29, 2023

Building blocks for life could have formed near new stars and planets

While life on Earth is relatively new, geologically speaking, the ingredients that combined to form it might be much older than once thought. According to research published in ACS Central Science, the simplest amino acid, ...

Planetary Sciences Nov 28, 2023

Research team describes the composition of asteroid Phaethon

Asteroid Phaethon, which is five kilometers in diameter, has been puzzling researchers for a long time. A comet-like tail is visible for a few days when the asteroid passes closest to the sun during its orbit.

Earth Sciences Nov 27, 2023

More than a meteorite: New clues about the demise of dinosaurs

What wiped out the dinosaurs? A meteorite plummeting to Earth is only part of the story, a new study suggests. Climate change triggered by massive volcanic eruptions may have ultimately set the stage for the dinosaur extinction, ...

Earth Sciences Nov 21, 2023

Libyan desert's yellow glass: How we discovered the origin of these rare and mysterious shards

The Great Sand Sea Desert stretches over an area of 72,000km² linking Egypt and Libya. If you find yourself in a particular part of the desert in south-east Libya and south-western parts of Egypt, you'll spot pieces of yellow ...

Planetary Sciences Nov 15, 2023

NASA's first successful recovery of asteroid samples may reveal information about the origins of the universe

The OSIRIS-REx mission is NASA's first mission to collect samples from an asteroid—in this case 101955 Bennu—and return to Earth.

Space Exploration Nov 13, 2023

AI chemist synthesizes catalyst for oxygen production from Martian meteorites: One step closer to Mars immigration?

Immigration to and living on Mars have long been depicted in science fiction. But before that dream turns into reality, there is a hurdle humans have to overcome—the lack of chemicals such as oxygen essential for long-term ...

Space Exploration Nov 1, 2023

OSIRIS-REx flies on as OSIRIS-APEX to explore its second asteroid

After seven years in space and over 4 billion miles traveled, NASA's OSIRIS-REx mission successfully collected and delivered the first U.S. sample from a near-Earth asteroid. Yet, after all this time and travel, the spacecraft ...

Astrobiology Oct 31, 2023

Mining asteroids: A new method to extract metals from asteroids

Extraterrestrial mining and metal processing are key strategies for space exploration. In a new study in Scientific Reports, Rodolfo Marin Rivera, and a team of scientists in materials science, conducted catalytic dissolution ...

Planetary Sciences Oct 30, 2023

Most Martian meteorites are curiously young in age

Earth is occasionally hit by little pieces of Mars. These bits of Martian rock are incredibly rare, but can tell us a lot about the geological history of the red planet. One of the biggest issues for scientists studying these ...

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