... paper appearing in the Astrophysical Journal Letters. “Dwarf galaxies like the LMC probably retained this same youthful makeup ...share some uncanny chemical similarity with distant, young galaxies from the early Universe,” said Sewilo. Sewilo and...
... rotating neutron star remnants of a supernova explosion in our Galaxy, which emit jets of radiation along their poles. As ...is in the form of diffuse hot plasma between galaxies. Studying these missing baryons observationally has remained a challenge...
...centre surrounded by our Solar System, nearby stars, nearby galaxies, distant galaxies, filaments of early matter, and the cosmic microwave ... (such as supernovae and gamma-ray bursts), galaxy formation and evolution, and cosmology. He conducts...
... of them were behaving rather oddly. Instead of meandering around the galaxy the same way as the hundred billion or so other stars ... trailing after it. And, because 10 billions years ago our galaxy was also smaller, much, much smaller, it probably got...
...waves of this nature. On their own, quasars can be used by astronomers as background light sources to study the intervening galaxies and diffuse gas. But as a pair their scientific interest increases significantly. Especially ones in the distant past...
... lensed supernova explosion nicknamed “Refsdal” in the galaxy cluster MACS J1149-2223, when it unexpectedly picked...LS1 allows us to gather new insights into the constituents of the galaxy cluster. We know that the microlensing was caused by either a...