In November 1572 a supernova explosion was observed in the direction of the constellation of Cassiopeia, and its most famous observer was Tycho Brahe, one of the founders of modern observational astronomy. The explosion produced ...
Astronomy
Oct 6, 2017
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Thanks to an amplified image produced by a gravitational lens, and the Gran Telescopio CANARIAS a team of scientists from the Polytechnic University of Cartagena and the Instituto de Astrofísica de Canarias have discovered ...
Astronomy
Jul 14, 2017
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36
The dynamical properties of these asteroids, observed spectroscopiccally for the first time using the Gran Telescopio CANARIAS, suggest a possible common origin and give a clue to the existence of a planet beyond Pluto, the ...
Astronomy
Feb 21, 2017
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An international team led by researchers from the Instituto de Astrofísica de Canarias (IAC) and the University of La Laguna (ULL) has discovered one of the brightest "non-active" galaxies in the early universe. Finding ...
Astronomy
Jan 23, 2017
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Supernovae are among the most violent phenomena in the universe. They are huge explosions that end the lives of certain types of stars. These explosions release immense amounts of energy, so much that some can be observed ...
Astronomy
Jul 27, 2016
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Cygnus A is an elliptical galaxy around 600 million light years from the Earth, which has a supermassive black hole at its centre. It is one of the brightest sources of radio waves in the sky and was featured in Contact, ...
Astronomy
Jul 27, 2016
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54
(Phys.org)—A team of Spanish astronomers has recently observed a newly discovered asteroid designated P/2016 G1 (PANSTARRS), revealing its activity and measuring its total dust loss. The findings, detailing the most probable ...
After shining for many millions of years, stars end their lives, mainly, in two ways: very high mass stars die very violently as supernovae, while low mass stars end as planetary nebulae. In both cases they throw out into ...
Astronomy
Jul 7, 2016
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12
Observing very distant objects in the universe is a challenge because the light which reaches us is extremely faint. Something similar occurs with objects which are not so distant but have very low surface brightness. Measuring ...
Astronomy
Jun 9, 2016
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55
The PhD student Margherita Bettinelli, of the Instituto de Astrofísica de Canarias (IAC) and the University of La Laguna (ULL), together with an international team of astrophysicists has recently discovered an unusual astronomical ...
Astronomy
May 31, 2016
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