Reflexions | ULg, source de savoirs Le site de vulgarisation scientifique de l’Université de Liège. ULg, Université de Liège
     
 
A super-Earth is revealed
10/5/12

Technological development continuously allows for advances in the area of astrobiology. For the first time, scientists have picked up the emission from a super-Earth which has been given the name 55 Cancri e.

lire la suite
A planet as hot as the sun
1/19/12

The Kepler space telescope has made possible the observation of two exoplanets orbiting the remains of a red giant. The planets are very close to their sun and typically the same size as the Earth.

lire la suite
An uneven greenhouse effect
11/10/11

Measuring the concentration of greenhouse gases in the atmosphere is not easy. For the first time, a harmonisation procedure has been adopted, revealing some surprises.

lire la suite
Eris, Pluto’s distant twin
10/27/11

Observation by the Belgian telescope TRAPPIST of the occultation of a star by Eris, a dwarf planet which caused Pluto to lose its status as a planet, has caused some surprises.

lire la suite
Nightglow on Venus
7/22/11

Although considered as Earth’s twin, Venus shows itself to be a hostile environment where a strange luminous phenomenon known as “airglow” is produced.

lire la suite

Page : 1 2 3 4 5 next