Tag Archives: stars

A star discovered at full speed by the Milky Way is so strange that astronomers can only conclude that it was ejected during a very unusual supernova event. The star, a white dwarf about 1,430 light-years away called SDSS J1240 + 6710, and nicknamed Dox, advances at 250 kilometers per …

Comets are heavenly highlights to me because they are immaculate, large chunks of dust, ice, and gases left over from the formation of our solar system! We don’t see kites too often, so when we get the chance, it’s pretty special. As comets get closer to the sun, some of …

When you go out and look at the sky on a clear night, it seems like nothing else could be so serene and peaceful. But many of those seemingly peaceful stars are evidence of a troubled history, and now we are learning to uncover their secrets. Using data from the …

A massive star in a distant galaxy has baffled astronomers by disappearing without a trace. Scientists have been observing the star for decades as it was in the later stages of its lifespan, meaning that a large supernova explosion could occur. It was observed to shine between 2001 and 2011, …

Measurements from NASA’s Transit Exoplanet Study Satellite (TESS) have enabled astronomers to greatly improve their understanding of the strange environment of KELT-9b, one of the hottest known planets. “The rarity factor is high with KELT-9b,” said John Ahlers, an astronomer at the Universities Space Research Association in Columbia, Maryland, and …