To measure distances in the Universe, astronomers use Cepheids, a family of variable stars whose luminosity varies with time. Their role as distance calibrators has brought them attention from ...
Delta Cephei, the archetype Cepheid variable star, is located in the constellation Cepheus, a circumpolar constellation visible in the northern sky. Delta Cephei's position can be determined relative ...
To measure distances in the Universe, astronomers use Cepheids, a family of variable stars whose luminosity varies with time. Their role as distance calibrators has brought them attention from ...
Investment company Cephei Capital Management (Hong Kong) Ltd (Current Portfolio) buys Bilibili Inc, Pinduoduo Inc, sells TAL Education Group, Alibaba Group Holding during the 3-months ended 2021Q2, ...
The gigantic star RW Cephei mysteriously grew dimmer in recent years before brightening once more. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works ...
Earlier this year, the number of discovered exoplanets reached 5,000. This milestone comes 30 years after the discovery of the first exoplanet in 1992. But, which exoplanet was the first exoplanet to ...
CHARA Array false-color images of RW Cephei from December 2022 (left) and Jul 2023 (right). The patchy appearance results from dust created by a huge ejection from the star. The star is huge but it is ...
When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Standing high in the northern part of the sky this week at around 11 p.m. local time is a ...
Autumn brings the gentle glow of the Milky Way high overhead. To the west, it arises from the stars of Cygnus, while to the east, it flows toward Cassiopeia. In between those two dominant ...
THE origin of the emission lines in Wolf–Rayet stars is not entirely understood. There is supporting evidence that the emission arises in either an envelope large relative to the central star or in an ...
To measure distances in the Universe, astronomers use Cepheids, a family of variable stars whose luminosity varies with time. Their role as distance calibrators has brought them attention from ...
Cepheid variables are some of the most well-known variable stars in the sky, responsible for helping astronomers accurately measure cosmic distances and famously clueing Edwin Hubble in to the fact ...
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