Sentences with phrase «less bright object»

Not exact matches

Standard ground - based telescopes can only pick out the brightest of them, which are the largest, and until now none of the objects discovered there has been less than 100 kilometres across (New Scientist, Science, 14 January).

SDSS1133 has brightened substantially over the past 2 years but has been spotted in images taken by various instruments during the past 63 years, hinting that the object — whose brightest features measure less than 40 light - years across — probably isn't a recently exploded supernova.

Its bright illumination makes stars and planets appear less conspicuous to naked - eye observers, and washes out delicate details in deep - sky objects for those peering through telescopes.

«The discovery that these very bright objects, long thought to be black holes with masses up to 1,000 times that of the sun, are powered by much less massive neutron stars, was a huge scientific surprise,» says Fiona Harrison, Caltech's Benjamin M. Rosen Professor of Physics; the Kent and Joyce Kresa Leadership Chair of the Division of Physics, Mathematics and Astronomy; and the principal investigator of the NuSTAR mission.

Once more massive and brighter than Gacrux and so burnt out much faster, it is now probably a few hundred times fainter than Sol, with 0.6 to 1.4 times its mass and less than one percent of its diameter — a very dense object at planetary size.

The Hyades cluster is a bright object in Taurus, but the view is partially ruined by Aldebaran - a brilliant orange giant star that lies in front of the cluster at less than half the distance.

The halos around quasars — the brightest and the most active objects in the universe, they are galaxies formed less than 2 billion years after the Big Bang; they have supermassive black holes in their centers and consume stars, gas, interstellar dust and other material at a very fast rate — are made of gas known as the intergalactic medium and extend for up to 300,000 light - years from the centers of the quasars.

It is this loss of their traditional cultures that his listless figures seem to mourn, their bright fabrics hanging limply from their bodies, their hands clutching ritual objects whose functions seem less and less apparent.

The bright areas also showed less detail when there were large swathes of bright objects, like big windows letting sunshine into an otherwise dark room.