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A neutron star merger without an observed gamma-ray burst has been discovered using NASA’s Chandra X-ray Observatory. This result gives astronomers another way to track...

The post Chandra Discovers New Signal for Neutron Star Collision appeared first on SciTechDaily.

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Small, hardy planets packed with dense elements have the best chance of avoiding being crushed and swallowed up when their host star dies, new research...

The post Astrophysicists Publish a ‘Survival Guide’ for Exoplanets appeared first on SciTechDaily.

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Massive clusters of galaxies, some with more mass than a hundred Milky Way galaxies, have been detected from cosmic epochs as early as about three...

The post Astronomers Reveal Suppressed Star Formation in the Early Universe appeared first on SciTechDaily.

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NASA’s Spitzer Space Telescope has revealed that some of the universe’s earliest galaxies were brighter than expected. The excess light is a byproduct of the...

The post Spitzer Reveals Clues to How Ancient Galaxies Lit up the Universe appeared first on SciTechDaily.

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Blue supergiants are rock ‘n’ roll: they live fast and die young. This makes them rare and difficult to study. Before space telescopes were invented,...

The post Blue Supergiant Stars Shimmer Because of Waves on Their Surface appeared first on SciTechDaily.

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SciTechDaily | Cosmology by Donna Weaver / Ray Villard, Space T.. - 3w ago

Astronomers have put together the largest and most comprehensive “history book” of galaxies into one single image, using 16 years’ worth of observations from NASA’s...

The post New Hubble Telescope View of the Evolving Universe appeared first on SciTechDaily.

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The study of a tiny grain of stardust — older than our solar system — is shining new light on how planetary systems are formed....

The post Stardust Shines New Light on the Formation of the Solar System appeared first on SciTechDaily.

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Small stellar systems like dwarf galaxies are suggested to be the main building blocks of our Galaxy. However, it is unclear how many and what...

The post Evidence of How a Dwarf Galaxy Contributes to Growth of the Milky Way appeared first on SciTechDaily.

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Astronomers using NASA’s Hubble Space Telescope say they have crossed an important threshold in revealing a discrepancy between the two key techniques for measuring the...

The post Important Threshold Crossed in Mystery of the Universe’s Expansion Rate appeared first on SciTechDaily.

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Scientists in the VERITAS (Very Energetic Radiation Imaging Telescope Array System) Collaboration have published a paper in Nature Astronomy journal detailing the results of their...

The post VERITAS Collaboration Measures Smallest Star Size to Date appeared first on SciTechDaily.

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