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1. en.wikipedia.org › wiki › Antares_A-ONEAntares A-ONE - Wikipedia

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   Antares A-ONE mission was the maiden flight of Orbital Sciences Corporation' Antares launch vehicle including the ascent to space and accurate delivery of a simulated payload, the Cygnus Mass Simulator (CMS), which was launched 21 April 2013.

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3. nineplanets.org › antares-a-α-scorpiiAntares A (α Scorpii) Facts - The Nine Planets

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   Jan 8, 2020 · Antares is a two-star system consisting of Antares A – the red supergiant, and Antares B – a much smaller yet hotter blue-white main-sequence star of magnitude 5.5, spectral type B2.5V. Antares B is 10 times more massive than our Sun, and about 150 times brighter.

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4. theplanets.org › stars › antares-starAntares Star Facts: The Brightest Star in Scorpius ...

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   Antares or Alpha Scorpii is a red supergiant that sits at the heart of the Scorpius constellation. Because of its location and its reddish appearance, it is nicknamed the “Scorpion’s Heart.” It shines with the luminosity of more than 10,000 Suns. Some sources even put its luminosity at 75,900 and 97,700 times that of the Sun.

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5. www.star-facts.com › antaresAntares (α Sco): Star System, Size, Name, Constellation ...

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   Aug 5, 2023 · Antares, Alpha Scorpii (α Sco) is a red supergiant and supernova candidate located at a distance of 550 ly from Earth in the constellation Scorpius. It is the brightest star in Scorpius and one of the brightest stars in the sky.

6. skyandtelescope.org › observing › meet-antares-theMeet Antares: The Star That Is Not Mars - Sky & Telescope

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   Sep 3, 2020 · Physical Characteristics. Shining boldly in the constellation Scorpius is the red supergiant star Antares — a star some 700 times larger than the Sun and so incredibly enormous that it challenges the English language. Put it this way: If the Sun were a penny lying on a basketball court, Antares would be almost the width of the court itself.

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7. www.wikiwand.com › en › Antares_A-ONEAntares A-ONE - Wikiwand

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   Antares A-ONE mission was the maiden flight of Orbital Sciences Corporation' Antares launch vehicle including the ascent to space and accurate delivery of a simulated payload, the Cygnus Mass Simulator (CMS), which was launched 21 April 2013.

8. People also ask

   Where is Antares located?

   • Antares is a very large star located in the southern sky. This red supergiant is also called Alpha Scorpii ( α Scorpii) and it is the brightest star in the constellation of Scorpius. It lies near the center of Scorpius. And with its reddish hue, is often dubbed the “heart of the scorpion.”

   Antares Star Facts: The Brightest Star in Scorpius Constellation

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   How big is Antares?

   • Because of its distance and variability, determining the exact size and other properties of this star is a challenge. Even so, it is estimated that Antares has 12 times the solar mass, with a radius around 680 times that of the Sun. The apparent pulsations of this star cause changes in its radius by nearly 20%.

   Antares Star Facts: The Brightest Star in Scorpius Constellation

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   Is Antares a binary star?

   • Antares is the brightest star in the constellation of Scorpius and on average the fifteenth-brightest star in the night sky. It is, in fact, a binary star. Antares is a slow irregular variable star that ranges in brightness from an apparent magnitude of +0.6 to +1.6.

   Antares A (α Scorpii) Facts - The Nine Planets

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   Is Antares a bright star?

   • With an apparent magnitude that ranges from 0.6 to 1.6, Antares is easily visible to the naked eye. In fact, it is the 15th brightest star in our night sky. It follows the red giant, Aldebaran, which is in the 14th spot and the star Spica is the 16th brightest star.

   Antares Star Facts: The Brightest Star in Scorpius Constellation

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9. www.britannica.com › place › Antares-starAntares | Red Giant, Supergiant, Binary System | Britannica

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   Jun 11, 2024 · Antares, red, semiregular variable star, with apparent visual magnitude about 1.1, the brightest star in the zodiacal constellation Scorpius and one of the largest known stars, having several hundred times the diameter of the Sun and 10,000 times the Sun’s luminosity. It has a fifth-magnitude blue.