ABSTRACT We present photometric and spectroscopic observations of SN 2000ch, an unusual and extremely luminous variable star located in the galaxy NGC 3432. The object was discovered on 2000 May 3.2 ...
Rare and massive Wolf-RAY stars are energetic and hot, gradually collapsing right before the telescope. The luminous gas masses are generally over 30 times heavier than Earth and are expelled by ...
One of the five young stars is more than 500,000 times more luminous than the sun, with more than 1,550 young stars surrounding it, as revealed by JWST Near InfraRed Camera (NIRCam.) ALMA has made ...