The Sun is one rather faint example of approximately 200,000,000,000 stars that make up our galaxy.
A gamma-ray burst from the early Universe has been observed by astronomers from the USA, Finland and Denmark.
By watching a gravitational microlensing event, UK astronomers may have detected a brown dwarf in the Andromeda galaxy (M31) for the first...
In 2005 VLT and HST were used to obtain a spectrum from a dark matter object for the first time.
European astronomers have used the orbiting X-ray observatory XMM-Newton to look back at the early Universe.
Gamma ray bursts (GRBs) are short-lived flares of gamma rays originating from deep space.
NASA's Hubble Space Telescope (HST) has obtained an ultraviolet (UV) image of the galaxy NGC 6782 and revealed a bright ring around its...
Cosmology is the study of the origin and development of the Universe and the currently most popular theory is that of the Big Bang.
The Search for Extra-Terrestrial Intelligence dates from 1960.
The vast majority of scientists accept the Big Bang theory for the origin of the universe. According to this model the universe is about 13...
Astronomers announced in 2006 the discovery of the smallest planet found to date around another star.
In 2002 three planets about the size of Jupiter were discovered in a region of Orion about 1,000 light years away.
In 2003 a flat star was seen with measurements made using the Very Large Telescope Interferometer (VLTI).
The supernova remnant RCW103 was discovered in 2006. It originated in the colossal explosion of a star as a supernova about 2000 years ago.
Two UK astronomers have confirmed the existence of ‘free-floating' planets in the Orion nebula, M42.
In 2003 astronomers discovered the bright, hot, star-forming region known as the Lynx arc.
In 2006, what may the early stage of the formation of a galaxy was discovered more than 10 billion light years away.
In 2003 astronomers found a companion in collision with our galaxy, the Milky Way.
In 2003 an international team of astronomers discovered a Jupiter-like planet in orbit around a star like our Sun.
In 2002 the most distant group of galaxies was discovered about 13.5 billion light-years away from our Milky Way galaxy.
In 2006 radio astronomers watched the aftermath of an explosion in a star system 5000 light years away.
Astronomers announced in 2006 the discovery of a pair of planet-sized objects, drifting through space unattached to any star.
In 2004 more than 50 extrasolar planets had been detected since serious searches began in the mid-1990s.
In 2004 the Hubble Space Telescope revealed the most distant and oldest galaxies seen to that date.
In 2001 the Gemini North telescope obtained a striking image of gas being expelled from a young massive star.
Astronomers have found more than 500 galaxies that formed less than a billion years after the Big Bang.
In 2006 a newly discovered planet was claimed by astronomers as being unlike any other known world.
In 2006 a comet-like ball of gas was found, moving through a cluster of galaxies at 750 km per second.
New images from NASA's Chandra orbiting X-ray observatory show strong evidence for a pulsar in the supernova remnant G292.0+1.8.
Astronomers discovered in 2006 a planet in orbit around the star Epsilon Eridani, a close neighbour to our Sun.