Antares - Wikipedia
WEBAntares appears as a single star when viewed with the naked eye, but it is actually a binary star system, with its two components called α Scorpii A and α Scorpii B. The brighter of the pair is the red supergiant, while the fainter is a hot main sequence star of magnitude 5.5.
Scientists reveal atmosphere of supergiant Antares | Space
WEBJun 17, 2020 · With this detailed map, the team found that Antares' chromosphere, a gaseous layer that creates a star's outer atmosphere along with its corona, stretches to 2.5 times the star's radius.
Meet Antares: The Star That Is Not Mars - Sky & Telescope
WEBSep 3, 2020 · Antares is a binary system. The primary star that can be seen with your unaided eye is the red supergiant; its companion — Antares B — is a smaller main-sequence B -type star of 5 th magnitude. It’s visible but easily lost in the glare of its rival and requires a fairly large telescope to see.
An unprecedented look at the atmosphere of the supergiant star Antares
WEBJun 19, 2020 · An international team of astronomers have created the most detailed radio map of any star, other than the Sun, revealing the true size of Antares.
Best Ever Image of a Star’s Surface and Atmosphere | ESO
WEBAug 23, 2017 · Using ESO’s Very Large Telescope Interferometer astronomers have constructed the most detailed image ever of a star — the red supergiant star Antares. They have also made the first map of the velocities of material in the atmosphere of a star other than the Sun, revealing unexpected turbulence in …
Antares (α Sco): Star System, Size, Name, Constellation - Star …
WEBAug 5, 2023 · Antares, Alpha Scorpii (α Sco) is a red supergiant star located at an approximate distance of 550 light years from Earth in the constellation Scorpius. With an average apparent magnitude of 0.96, it is the brightest star in Scorpius and the 15th brightest star in the sky.
See the Best-Ever Imagery of a Star Beyond the Sun (Photos, Video)
WEBAug 23, 2017 · Located nearly 620 light-years from Earth in the constellation of Scorpio, Antares is a puffy stellar monster, with a mass and diameter 12 times and 700 times that of our sun, respectively.
Supergiant Atmosphere of Antares Revealed by Radio Telescopes
WEBJun 16, 2020 · The ALMA and VLA map of Antares is the most detailed radio map yet of any star, other than the Sun. ALMA observed Antares close to its surface (its optical photosphere) in shorter wavelengths, and the longer wavelengths observed by the VLA revealed the star’s atmosphere further out.
New Study of Antares Creates the Best Map Ever of a Distant Star
WEBAug 24, 2017 · Recently, a team of astronomers used the ESO’s Very Large Telescope Interferometer (VLTI) to map one such star, the red supergiant Antares. In so doing, they were able to create the most detailed...
Antares - Alpha Scorpii - Constellation Guide
WEBAug 10, 2014 · Antares, also known as Alpha Scorpii or Cor Scorpii, is the brightest star in Scorpius and the 15th brightest star in the night sky. Antares is a class M red supergiant marking the heart of the celestial scorpion. It lies at a distance of 550 light years from Earth.