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Meteorite contains the oldest material on Earth, 7-billion-year-old stardust

by José Joaquin Galánjueves, febrero 13, 2020

Dust-rich outflows of evolved stars similar to the pictured Egg Nebula are plausible sources of the large presolar silicon carbide grains...Read More

Astronomy Cosmology Early Universe Kitt Peak National Observatory Stars

Cosmic bubbles reveal the first stars

by José Joaquin Galánviernes, enero 24, 2020

This rendition shows ionized bubbles formed by three galaxies in galaxy cluster EGS77. Credit: V. Tilvi et al./NSF's National Optical...Read More

Astronomy Astrophysics Stars Supernova

Explosion or collapse?

by José Joaquin Galánjueves, enero 23, 2020

Kepler's Supernova Remnant. Light from the stellar explosion that created this energized cosmic cloud was first seen on planet Earth ...Read More

Astronomy Cataclysmic Variables Nova V Sagittae

Binary star V Sagittae will explode as very bright Nova in 2083

by José Joaquin Galánmiércoles, enero 22, 2020

Figure 1: V Sge is a system where a hot massive star is in a close orbit around a white dwarf. Gas is falling off the normal star at a h...Read More

Astronomy Exoplanet NASA TESS TOI 1338 b

TESS mission of NASA reveals its first world with two stars

by José Joaquin Galánmartes, enero 21, 2020

The stars in the TOI 1338 system make an eclipsing binary — they circle each other in our plane of view. If you could hover near the plan...Read More

Astronomy Fast Radio Bursts Galaxies Radio Astronomy

In a nearby galaxy, a fast radio burst unravels more questions than answers

by José Joaquin Galánviernes, enero 17, 2020

An artist's conception of the localization of Fast Radio Burst 180916.J0158+65 to its host galaxy. The host galaxy image is based on ...Read More

Astronomy Dark Matter Galaxies Low-surface-Brightness Galaxies LSB

New clues on dark matter from the darkest galaxies

by José Joaquin Galánviernes, enero 10, 2020

NASA/ESA Hubble Space Telescope image capturing UGC 477, a low surface brightness galaxy located just over 110 million light-years away i...Read More

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Breaking News

Meteorite contains the oldest material on Earth, 7-billion-year-old stardust

Cosmic bubbles reveal the first stars

Explosion or collapse?

Binary star V Sagittae will explode as very bright Nova in 2083

TESS mission of NASA reveals its first world with two stars

In a nearby galaxy, a fast radio burst unravels more questions than answers

New clues on dark matter from the darkest galaxies

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