STELLAR CHEMISTRY

News About Stellar Chemistry

4,992 articles

Could Rare Supernova Resolve Longstanding Origin Debate
May 08, 2019 (SPX)
Their work is published in Monthly Notices of the Royal Astronomical Society. Type Ia supernovae play a crucial role in helping astronomers understand the unive...
Sculpting super-fast light pulses
May 07, 2019 (SPX)
Controlling the properties of ultrafast light pulses is essential for sending information through high-speed optical circuits and in probing atoms and molecules...
Blue supergiant stars open doors to concert in space
May 07, 2019 (SPX)
Since the dawn of humanity, the stars in the night sky have captured our imagination. We even sing nursery rhymes to children pondering the nature of stars: "Tw...
Quantum sensor for photons
May 06, 2019 (SPX)
In their research, Northup and her team at the Department of Experimental Physics have now demonstrated a method with which visible light can be measured non-de...
Astronomer Helps Create History Book of the Universe
May 03, 2019 (SPX)
The Hubble Legacy Field (HLF) mosaic image combines observations from 16 years' worth of Hubble Space Telescope deep-field surveys, including the eXtreme Deep F...
Ancient Star-Crash Detection Ushers New Dawn for Space Discovery
May 03, 2019 (SPX)
The discovery comes just weeks after the restarting of the most sensitive scientific instrument ever built - the Advanced Laser Interferometer Gravitational-wav...
Are M106's Globular Clusters a Relic of Cosmic High Noon
May 03, 2019 (SPX)
This research was carried out using the Gran Telescopio Canarias (GTC), of which Mexico is a partner, and the results were published in the May 1 issue of The A...
Pinpointing the Gaia Spacecraft to the Map the Milky Way
May 03, 2019 (ESA)
Gaia, operated by the European Space Agency (ESA), surveys the sky from orbit to create the largest, most precise, three-dimensional map of our Galaxy. One year...
Study details chemical contribution of dwarf galaxy to Milky Way's growth
May 01, 2019 (UPI)
Researchers at the National Astronomical Observatories of the Chinese Academy of Sciences have discovered a Milky Way star that accreted from a disrupted dwarf ...
Astronomers discover 2,000-year-old remnant of a nova
May 01, 2019 (SPX)
The remains have formed a glowing nebula. The remnant is located near the centre of the globular cluster Messier 22 and has recently been observed using modern ...
Chemical evidence shows how a dwarf galaxy contributes to growth of Milky Way
May 01, 2019 (SPX)
An international team led by ZHAO Gang, a professor from the National Astronomical Observatories of Chinese Academy of Sciences (NAOC) discovered a chemically p...
What a dying star's ashes tell us about the birth of our solar system
May 01, 2019 (SPX)
The discovery challenges some of the current theories about how dying stars seed the universe with raw materials for the formation of planets and, ultimately, t...
Star with strange chemistry is from out of town
May 01, 2019 (SPX)
In the LAMOST (Large Sky Area Multi-Object Fiber Spectroscopic Telescope) survey data, researchers noticed the star J1124+4535 for its unusual chemical composit...
Observations that question dark matter disproved
Apr 30, 2019 (SPX)
New research conducted by SISSA removes the recent doubts on the presence of dark matter within the galaxies, disproving the empirical relations in support of a...
Astrophysicists Simulate Sounds of Stars to Reveal Their Secrets
Apr 29, 2019 (SPX)
Understand these vibrations, and we can learn more about the inner structure of the star that is otherwise hidden from view. "A cello sounds like a cello becaus...
Dark matter detector observes rarest event ever recorded
Apr 26, 2019 (SPX)
In a paper to be published tomorrow in the journal Nature, researchers announce that they have observed the radioactive decay of xenon-124, which has a half-lif...
Mystery of the universe's expansion rate widens with new Hubble data
Apr 26, 2019 (SPX)
A brief recap: The universe is getting bigger every second. The space between galaxies is stretching, like dough rising in the oven. But how fast is the univers...
Elemental old-timer makes the universe look like a toddler
Apr 26, 2019 (SPX)
An international team of physicists that includes three Rice University researchers - assistant professor Christopher Tunnell, visiting scientist Junji Naganoma...
Dark matter detector records extremely rare decay of xenon-124
Apr 24, 2019 (UPI)
According to researchers, the decay of xenon-124 is the "rarest thing ever recorded." "If you had ten xenon-124 atoms, it would take about a trillion lengths of...
Universe's first type of molecule found at last
Apr 18, 2019 (SPX)
When the universe was still very young, only a few kinds of atoms existed. Scientists believe that around 100,000 years after the big bang, helium and hydrogen ...
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