The only place that's likely to happen is at the very center of our galaxy. And, for a while, there was an excess of radiation coming from the galactic core that people thought might be due to dark ...

Main Sequence, whose American campaign was delayed by illness over the winter, figures to be among the favorites for the Breeders' Cup Turf. The game gelding likes to run them close, however.

Main Sequence, a homebred of the Nicarchos family's Flaxman Holdings, won all four of his starts in 2014--each at the grade I level--to secure an Eclipse Award in the older male division.

The First Catalog of Candidate White Dwarf–Main-sequence Binaries in Open Star Clusters: A New Window into Common Envelope Evolution. The Astrophysical Journal, 2024; 976 (1): 102 DOI: 10.3847 ...

While our Sun is considered a main sequence star that is “alive” given its active fusion process that converts hydrogen into helium, white dwarf stars are considered “dead” stars as they have ...