This NASA/ESA Hubble image of the Westerlund 2 cluster was released to mark 25 years of groundbreaking discoveries and stunning visuals in space exploration. This visible-light image captures the ...
The Witch Head Nebula, formally known as IC 2118, is located in the constellation Orion about 900 light-years from Earth. Illuminated by the giant blue star Rigel, this enchanted blue nebula looks ...
The supernova that caused the nebula was recorded by Japanese and Chinese astronomers in the 12th century. Now, we know exactly what the aftermath looks like.
And what an amazing star it was! In terms of brightness, it initially seemed at least several times brighter than Venus and for 23 days was readily visible against a clear, blue daytime sky before ...
NASA's Stratospheric Observatory for Infrared Astronomy (SOFIA) detected the magnetic field streamlines shown over this image of the Keyhole Nebula, part of the larger Carina Nebula, captued by the ...
and red for WISE 22 μm (adjusted to show extended emission), the emission from the central star is highlighted in blue from the GALEX near-UV data, while the XMM-Newton contours (10 levels ...