Skip to content
  • Home
  • Library
  • Stories
  • Universe
  • Nature
  • Humanity
  • Services

Dare to Know

Tag: Edward Guinan

Dimming of Betelgeuse Four Stages

Dimming of Betelgeuse Explained by Hubble Telescope

Posted on August 25, 2020November 22, 2020 by davidmrintoul in Stars, Universe

The dimming of Betelgeuse, a bright red star, excited stargazers last year. Find out how the Hubble Space Telescope helped explain what happened.(4:45 min read)

Tagged Andrea Dupree, Betelgeuse, Center for Astrophysics, Convection Cells, Edward Guinan, Hubble Telescope, NASA, Orion, Villanova UniversityLeave a comment

Betelgeuse Dimming but Not Ready to Blow

Posted on January 20, 2020November 22, 2020 by davidmrintoul in Stars, Universe

Betelgeuse was dimming over the holidays, leading stargazers to speculate about a supernova. Find out why none of us will live to see it. (3:30 min read)

Tagged Alpha Orionis, Betelgeuse, Edward Guinan, Orion, Red Supergiant, Rigel, Solar System, Supernova, Variable Star, Villanova University1 Comment

Enter your email address to follow this blog and receive notifications of new posts by email.

Join 5,929 other followers

Search Stories by Keyword

Read These Next

  • Mars Helicopter ‘Ingenuity’ Takes Flight
    Mars Helicopter ‘Ingenuity’ Takes Flight
  • The Sixth Extinction: An Unnatural History - A Review
    The Sixth Extinction: An Unnatural History - A Review
  • Gravitomagnetism: Does It Explain Away Dark Matter?
    Gravitomagnetism: Does It Explain Away Dark Matter?
  • UN Peacekeeping - 8 Point Plan to Build "Beacon of Hope"
    UN Peacekeeping - 8 Point Plan to Build "Beacon of Hope"
  • Indigenous Rights Debated While First Nations Lack Safe Water
    Indigenous Rights Debated While First Nations Lack Safe Water
plum plus
Get these eBooks wherever you go

Browse Stories by Category

  • Book Reviews
  • Humanity
    • Culture
    • Mind
    • Peace
    • Rights
  • Nature
    • Climate
    • Conservation
    • Evolution
    • Food
  • Universe
    • Cosmos
    • Exploration
    • Planets
    • Stars

Statistics

  • 33,400 Unique Views
  • Facebook
  • Facebook
  • Twitter
  • Twitter
  • LinkedIn
  • LinkedIn
  • Instagram
  • Instagram

Author

  • David Morton Rintoul

Choose a Category

Book Reviews Climate Conservation Cosmos Culture Evolution Exploration Food Humanity Mind Nature Peace Planets Rights Stars Universe

Choose a Keyword

Antonio Guterres Astronomy Big Bang Biodiversity Black Holes Canada China Climate COVID-19 Dark Matter Environment Mass Extinction NASA Paris Agreement United Nations
A WordPress.com Website.
Privacy & Cookies: This site uses cookies. By continuing to use this website, you agree to their use.
To find out more, including how to control cookies, see here: Cookie Policy