Search results for Asteroid Vesta

Space Exploration Apr 23, 2021

Asteroid that hit Botswana in 2018 likely came from Vesta

An international team of researchers searched for pieces of a small asteroid tracked in space and then observed to impact Botswana on June 2, 2018. Guided by SETI Institute meteor astronomer Peter Jenniskens, they found ...

Astronomy Mar 02, 2021

Extinct atom reveals the long-kept secrets of the solar system

Using the extinct niobium-92 atom, ETH researchers have been able to date events in the early solar system with greater precision than before. The study concludes that supernova explosions must have taken place in the birth ...

Astronomy Sep 22, 2020

NASA's OSIRIS-REx to asteroid Bennu: 'You've got a little Vesta on you'

In an interplanetary faux pas, it appears some pieces of asteroid Vesta ended up on asteroid Bennu, according to observations from NASA's OSIRIS-REx spacecraft. The new result sheds light on the intricate orbital dance of ...

Space Exploration Sep 16, 2020

Meteorite study calls into doubt a popular theory about the early solar system

It is generally accepted that the inner region of the early solar system was subject to an intense period of meteoric bombardment referred to as the late heavy bombardment. However, researchers have found evidence that suggests ...

Space Exploration Sep 04, 2020

Geologic age of Finsen Crater on far side of the moon found to be 3.5 billion years

The absolute model age (AMA), or geologic age of Finsen crater on the moon's far side is determined to be about 3.5 billion years (Ga) based on crater counting method, according to a study published in Icarus.

Space Exploration Jun 10, 2020

Ancient micrometeoroids carried specks of stardust, water to asteroid 4 Vesta

The formation of our solar system was a messy affair. Most of the material that existed before its formation—material formed around other, long-dead stars—was vaporized, then recondensed into new materials. But some grains ...

Space Exploration Jun 08, 2020

First global map of rockfalls on the moon

A research team from ETH Zurich and the Max Planck Institute for Solar System Research in Göttingen counted over 136,000 rockfalls on the moon caused by asteroid impacts. Even billions of years old landscapes are still changing.

Astronomy May 08, 2020

When baby planets melt: Searching for the histories of planetesimals

Let's start at the beginning. Before humans, before Earth, before any of the planets existed, there were baby planets—planetesimals. Coalesced from dust exploded outward by the solar nebula, these blobs of material were ...

Astronomy Apr 20, 2020

Astronomers discover planet that never was

What astronomers thought was a planet beyond our solar system has now seemingly vanished from sight, suggesting that what was heralded as one of the first exoplanets to ever be discovered with direct imaging likely never ...

Space Exploration Feb 26, 2020

Turbulent times revealed on Asteroid 4 Vesta

Planetary scientists at Curtin University have shed some light on the tumultuous early days of the largely preserved protoplanet Asteroid 4 Vesta, the second largest asteroid in our Solar System.

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