Tag Archive for 'Protoplanet'

An artist’s impression of protoplanets forming around a young star. Image credit: NRAO / AUI / NSF / S. Dagnello.

ALMA Spots Three Giant Protoplanets around HD 163296

Jun 14, 2018 by News Staff

Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have uncovered evidence that three infant planets are forming in the protoplanetary...

The Almahata Sitta meteorite. Image credit: Peter Jenniskens.

Diamond-Bearing ‘Almahata Sitta’ Meteorites Came from Long-Lost Protoplanet

Apr 19, 2018 by News Staff

The Almahata Sitta meteorites — diamond-bearing space rock fragments that rained down on the Nubian Desert in Sudan in 2008 — are remnants...

Greenwood et al discovered that water was present on Earth at an early stage in its evolution and survived the giant impact, which formed the Moon. This is an artist’s depiction of a catastrophic collision between two celestial bodies; such an impact between the proto-Earth and Theia likely formed the Moon. Image credit: NASA / JPL-Caltech.

Earth’s Water was Present before Moon-Forming Impact, Research Shows

Mar 30, 2018 by News Staff

The high-energy impact about 100 million years after our Solar System formed, resulted in the two colliding planetary objects completely merging to create...

Artist’s impression of an infant star still surrounded by a protoplanetary disk in which planets are forming. Image credit: L. Calçada / ESO.

Giant Exoplanet Creates Gaps in Protoplanetary Disk around Young Star AS 209

Mar 6, 2018 by Natali Anderson

Nestled in the Ophiuchus star-forming region, approximately 410 light-years from the Sun, a fascinating protoplanetary disk around the young star AS 209...

Artist’s impression of the dust disk and a forming Neptune-like planet around TW Hydrae. Image credit: NAOJ.

ESO’s Exoplanet Hunter Spots Curious Features in Planet-Forming Disks around Three Young Stars

Nov 9, 2016 by News Staff

New observations with SPHERE, an advanced exoplanet-hunting instrument on the Very Large Telescope at ESO’s Paranal Observatory, have revealed striking...

This is an artist's depiction of a catastrophic collision between two celestial bodies; such an impact between the proto-Earth and Theia likely formed the Moon. Image credit: NASA / JPL-Caltech.

Novel Theory Explains Moon’s Weird Orbit

Nov 1, 2016 by News Staff

Earth’s Moon is among the strangest planetary bodies in our Solar System. Its orbit lies unusually far away from our planet, with a surprisingly large...

This image shows the protoplanetary disc surrounding the young star HL Tauri. Image credit: ALMA / ESO / NAOJ / NRAO.

Embryonic Planets Found around Young Star HL Tauri

Apr 27, 2015 by News Staff

According to a group of astronomers led by Dr Daniel Tamayo of the University of Toronto Scarborough’s Centre for Planetary Science and the Canadian...

New Evidence for Protoplanet Theia Found in Moon Rocks

Jun 6, 2014 by News Staff

A study published in the journal Science provides new evidence that the Moon formed from the catastrophic collision of the proto-Earth with a hypothetical...

1 2 34