The casting of the secondary mirror blank for ESO's Extremely Large Telescope (ELT) has been completed by SCHOTT at Mainz, Germany. The completed mirror will be 4.2 metres in diameter and weigh 3.5 tonnes. It will be the ...
Space Exploration
May 22, 2017
0
34
A telescope will soon allow astronomers to probe the atmosphere of Earthlike exoplanets for signs of life. To prepare, Lisa Kaltenegger and her team are modeling the atmospheric fingerprints for hundreds of potential alien ...
Astronomy
Feb 17, 2015
2
85
It's impossible to obtain direct images of exoplanets as they are masked by the high luminous intensity of their stars. However, astronomers led by UNIGE propose detecting molecules present in the exoplanet's atmosphere in ...
Astronomy
Jun 19, 2018
0
166
Exoplanet studies have come a long way in a short time. To date, 5,523 exoplanets have been confirmed in 4,117 systems, with another 9,867 candidates awaiting confirmation. With all these planets available for study, exoplanet ...
Planetary Sciences
Oct 2, 2023
0
1
(PhysOrg.com) -- The governing body of the European Southern Observatory, the ESO Council, has approved ESO’s budget for 2012. This includes preparatory work on the road to the European Extremely Large Telescope (E-ELT) ...
Space Exploration
Dec 9, 2011
4
0
Astronomers get to ask some of the most fundamental questions there are, ranging from whether we're alone in the cosmos to what the nature of the mysterious dark energy and dark matter making up most of the universe is.
Astronomy
Nov 9, 2023
0
39
Construction on the world's largest optical telescope began with a bang Thursday, as workers demolished a hilltop in Chile's Atacama desert.
Astronomy
Jun 19, 2014
0
0
For astronomers, it appears that not only does size really matter but so does an eye-opening location.
Astronomy
Feb 12, 2010
7
0
Ultra-hot Jupiters—named as such because of their physical similarities to the planet Jupiter—are exoplanets that orbit stars other than the sun with temperatures so high that the molecules in their atmospheres are completely ...
Space Exploration
Nov 10, 2021
0
21
Twenty-seven years ago, at the University of Geneva, Michel Mayor and Didier Queloz—now a professor at ETH—discovered the first extrasolar planet orbiting a sun-like star. Much has happened since that initial discovery: ...
Astronomy
Jan 3, 2023
3
26
