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curves of two EA‐type eclipsing binaries, TY Peg and X Tri, are formed and studied in detail based on all available times of light minimum ... is typical for many other Algol‐type binary systems such ...

The researchers attributed the outburst to one of the most luminous nova eruptions ever produced by a white dwarf binary star system ... or visible light, for just under a week and in X-rays ...

Here’s how it works. The speed of light traveling through a vacuum is exactly 299,792,458 meters (983,571,056 feet) per second. That's about 186,282 miles per second — a universal constant ...

ULTRACAM has been used to study white dwarfs, brown dwarfs, red dwarfs, pulsars, black-hole/neutron-star X-ray binaries, gamma-ray bursts, cataclysmic variables, eclipsing binary stars ... beam imager ...

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Researchers from Skoltech, the University of Warsaw, and the University of Iceland have demonstrated that by optical means it ...

When this happens, the nearer star blocks some of the light from the farther star ... unusual pulsating stars in binary ...

Astronomers measure distances to the stars in terms of light years, units that combine time and distance. One light year is the distance light travels in one year; so if you look at a star ten ...

Mercury is well placed in the SW evening skies the first two weeks of November, but is lost in its glare by Thanksgiving.

When that happens, the nearer star blocks some of the farther star's light. Using machine learning ... unusual pulsating ...