Ground-based observatories could use starshades to see planets
All hail the occulter: an orbiting starshade for ground-based telescopes.
All hail the occulter: an orbiting starshade for ground-based telescopes.
Astronomy
Sep 9, 2021
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A supernova is a brilliant end to a giant star. For a brief moment of cosmic time, a star makes one last effort to keep shining, only to fade and collapse on itself. The end result is either a neutron star or a stellar-mass ...
Astronomy
Sep 6, 2021
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Based on the data from the Hubble Space Telescope (HST), astronomers have conducted a detailed spectroscopic and photometric study of two Type II globular clusters (GCs), namely NGC 1261 and NGC 6934. Results of the research, ...
Our universe is expanding, but our two main ways to measure how fast this expansion is happening have resulted in different answers. For the past decade, astrophysicists have been gradually dividing into two camps: one that ...
Astronomy
Jun 30, 2021
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Astronomers have spotted a giant 'blinking' star towards the center of the Milky Way, more than 25,000 light years away.
Astronomy
Jun 11, 2021
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One of the unspoken caveats of most exoplanet discovery missions is that they only operate for a few years. Such a short observing window means there are planets with longer orbital periods, usually further out from the star, ...
Astronomy
Jun 1, 2021
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Current and former astronomers from the University of Hawaiʻi Institute for Astronomy (IfA) have wrapped up a massive collaborative study that set out to determine if most solar systems in the universe are similar to our ...
Astronomy
May 27, 2021
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Scientists have succeeded in dating some of the oldest stars in the galaxy with unprecedented precision by combining data from the stars' oscillations with information about their chemical composition.
Astronomy
May 17, 2021
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Scientists have discovered one of the smallest black holes on record—and the closest one to Earth found to date.
Astronomy
Apr 21, 2021
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Scientists have found fragments of titanium blasting out of a famous supernova. This discovery, made with NASA's Chandra X-ray Observatory, could be a major step in pinpointing exactly how some giant stars explode.
Astronomy
Apr 21, 2021
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