1. Mergers And Acquisitions In The Cosmos


    from cxcpub Added 61 1 1

    News about mergers is usually found in the business section. But many objects in the Universe, from black holes to clusters of galaxies, are also prone to mergers. Like the corporate world, cosmic…

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    • GB 1428+4217 in 60 Seconds


      from cxcpub Added 21 1 0

      The most distant jet in X-ray light has been discovered using data from NASA's Chandra X-ray Observatory.

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      • Crab Nebula in 60 Seconds


        from cxcpub Added 178 1 0

        The Crab Nebula is one of the best-known images ever taken by the Chandra X-ray Observatory.

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        • M82 in 60 Seconds (High Definition)


          from cxcpub Added 77 1 0

          We begin with a composite image of the nearby starburst galaxy M82 that contains X-rays from Chandra in blue, optical data from Hubble in green and orange, and infrared data from Spitzer in red.

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          • A Tour of Perseus


            from cxcpub Added 24 1 0

            A team of astronomers has used Chandra X-ray Observatory and XMM-Newton to study a large group of galaxy clusters with a surprising result.

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            • Cosmology of ultimate concern - Professor John D Barrow FRS - Gresham College Lectures


              from Gresham College Added 118 1 0

              Delivered by John D Barrow, FRS, Gresham Professor of Astronomy, with response by Professor the Lord Rees, PRS, Master of Trinity College Cambridge, Astronomer Royal, President of the Royal Society…

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              • Atmospheric Phenomena - Professor Carolin Crawford


                from Gresham College Added 119 1 0

                When light from the Sun and the Moon enters our atmosphere, it is sometimes reflected, refracted and dispersed by tiny ice crystals, water droplets and dust to produce a whole host of fantastic atmospheric…

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                • The Forces of Nature - Professor Frank Close - Gresham College Lectures


                  from Gresham College Added 157 1 0

                  Four fundamental forces rule the universe: gravity, the electromagnetic force and then two that act in and around the atomic nucleus, known as strong and weak. The latter pair act over distances smaller…

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                  • Our nearest neighbour, the Moon - Professor Carolin Crawford


                    from Gresham College Added 132 1 0

                    Our only natural satellite has been an object of fascination for humankind since prehistory. Despite being the only other place in the Solar System we have visited in person, we are still making startling…

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                    • Introduction to Astronomy


                      from Rhett Allain Added 269 1 0

                      Scale of stuff, how we see things, the speed of light, seeing things in the past, motions of the Earth

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