New laser to help clear the sky of space debris
Researchers at the Australian National University (ANU) have harnessed a technique that helps telescopes see objects in the night sky more clearly to fight against dangerous and costly space debris.
Researchers at the Australian National University (ANU) have harnessed a technique that helps telescopes see objects in the night sky more clearly to fight against dangerous and costly space debris.
Space Exploration
Apr 12, 2021
1
44
Using ESO's Very Large Telescope (VLT), astronomers have investigated ionized gas in the central regions of the Seyfert galaxy NGC 7130. In their study, they identified a complex multi-component outflow in this galaxy. The ...
Macquarie University researchers have developed an improved laser system that will help large optical telescopes to gather more accurate data.
Optics & Photonics
Apr 3, 2020
0
193
There are more than 3,900 confirmed planets beyond our solar system. Most of them have been detected because of their "transits"—instances when a planet crosses its star, momentarily blocking its light. These dips in starlight ...
Astronomy
Jan 4, 2019
2
477
The mesosphere, at heights between 85 and 100 kilometers above the Earth's surface, contains a layer of atomic sodium. Astronomers use laser beams to create artificial stars, or laser guide stars (LGS), in this layer for ...
Earth Sciences
Nov 15, 2018
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94
Astronomers have the "all-clear" for an exciting test of Einstein's Theory of General Relativity, thanks to a new discovery about S0-2's star status.
Astronomy
Feb 22, 2018
245
953
On April 26, 2016, ESO's Paranal Observatory in Chile hosted an event to mark the first light for the four powerful lasers that form a crucial part of the adaptive optics systems on ESO's Very Large Telescope. Attendees were ...
Astronomy
Apr 27, 2016
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25
Hawaii's W. M. Keck Observatory has successfully deployed a $4 million laser system that provides a marked increase in the resolution and clarity of what are already the most scientifically productive telescopes on Earth. ...
Astronomy
Dec 9, 2015
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26
Scientists using the W. M. Keck Observatory and Pan-STARRS1 telescopes on Hawaii have discovered a star that breaks the galactic speed record, traveling with a velocity of about 1,200 kilometers per second or 2.7 million ...
Astronomy
Mar 5, 2015
11
2890
On October 7, 2014, a groundbreaking and blessing ceremony for the next-generation Thirty Meter Telescope (TMT) will launch a multi-national $1.4 billion project near the summit of Mauna Kea, Hawaii.
Space Exploration
Oct 3, 2014
13
0