A Star is Born
This ground-based image offers a wide view of the entire Orion cloud complex, the closest major star-forming region to Earth….
Astronomy
400 years later, Kepler’s Supernova debris continues at high speed!
416 years ago, light from the supernova SN 1604 (or Kepler’s Supernova), first observed by the celebrated astronomer Johannes Kepler,…
DEGENERATED: WHEN THE UNIVERSE WILL STOP MAKING STARS!!
As the universe ages on incomprehensibly long timescales, the stars disappear from sight before matter itself begins to decay….
How to measure distances between galaxies in a constantly expanding universe?
The universe is constantly expanding, and this has observable consequences. One is something called redshift. As galaxies move away from…
Contrary to popular belief, the composition of the Milky Way is not homogeneous
Astronomers have discovered that the galaxy’s mixture of gases is heterogeneous and have overturned the hypothesis that it would have…
Comparison of Earth with the exoplanet Kepler-296f
Look at the size of our planet compared in this Kepler-296f comparison. on February 26, 2014, this planet was discovered…
TESS telescope identifies new “ultra-hot Jupiter” with misaligned orbit
An international team of astronomers, led by Samuel H. C. Cabot of Yale University, found an ultra-hot Jupiter-type exoplanet while…
The mosaic of the Moon
The NASA Galileo spacecraft took this false-color mosaic, constructed from a series of 53 images, as the spacecraft flew over…
Scientists study young star to understand what the Sun was like in its “infancy”
The Sun, a star that has existed for 4.6 billion years, did not always look the same as it does…
Everyone thought that the Betelgeuse was going to explode – but it was just gases!
A drop in brightness seemed to indicate that the shoulder of the Orion constellation was about to die in a…