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Category Archives: News and Updates

News about Astronomy and Space Science. Find every news item and update here, in blog format. You can get these updates sent straight to your mailbox by subscribing here, or you can subscribe to the RSS feed by clicking the icon at the bottom of the page.

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Giant exoplanet upsets theories on how planets form

Urban Astronomer avatarPosted on 15 Dec, 2021 by Allen Versfeld15 Dec, 2021
Image of exoplanet b Centauri b, captured directly with the ESO's Very Large Telescope

Astronomers have identified the biggest star known to have exoplanets yet, upsetting standard planetary formation models. To date, b Centauri is the biggest star known to host an exoplanet. Estimates of its mass put it at between two and four times the previous record holder, meaning it could be up to ten times bigger than our own Sun.

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Posted in Astronomy, Blog, News and Updates | Tagged ESO, exoplanet, VLT | 1 Reply

How do we know what things in space are made from?

Urban Astronomer avatarPosted on 10 Sep, 2020 by Allen Versfeld10 Sep, 2020
optical glass triangular prism

This is episode 60 of the Urban Astronomer podcast! Is that a milestone? Sure, but we’ll save the party hats for episode 75. Today we’ll just get on with the job at hand, and bring you a science explainy bit. Today’s question: How can astronomers be so certain about what things in space are made from? On Earth it’s relatively easy to send geologists out to different places with their hammers, and have them collect samples from interesting rock formations … Continue reading →

https://media.blubrry.com/urbanastronomer/s3.eu-west-1.amazonaws.com/constellationonline.net/media/Podcast/UrbanAstronomer/UA_Episode_60_S03E06.mp3

Podcast: Play in new window | Download (Duration: 20:34 — 18.8MB) | Embed

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Posted in Astronomy 101, News and Updates, Questions and Answers, The Urban Astronomer Podcast | Tagged podcast, Science, science explainy bit, spectroscopy | Leave a reply

Season 3 launching next week

Urban Astronomer avatarPosted on 19 May, 2020 by Allen Versfeld19 May, 2020
Urban Astronomer Podcast Logo

This is just a short note to let you know that we’re still here, and that the new season launches next week! Long-time listeners have been waiting for this since February, but I don’t think there’s anybody left on Earth who couldn’t guess which world-changing event caused our schedule to slip! Still, after eight weeks in lock-down, it’s time to start delivering on our promises. Tune in next week to hear the first exciting episode of the new season of … Continue reading →

https://media.blubrry.com/urbanastronomer/s3.eu-west-1.amazonaws.com/constellationonline.net/media/Podcast/UrbanAstronomer/UA_Trailer_2_Season_3.mp3

Podcast: Play in new window | Download (Duration: 2:33 — 2.3MB) | Embed

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Posted in News and Updates, The Urban Astronomer Podcast | Tagged podcast | Leave a reply

Carnival of Space #658-659

Urban Astronomer avatarPosted on 13 Apr, 2020 by Allen Versfeld13 Apr, 2020
Carnival of Space Image Credit: Jason Major

It’s time to drag myself out of pandemic induced home-schooling home-working anxiety-fueled torpor. We took a break last week, so it’s up to me to air out the tents, wake up the porters, get the performers warmed up and open up the Carnival of Space! Come one, come all, young and old, scientist and keen amateur, take your seat and enjoy this week’s finest writing on space science and astronomy. The show starts now! Universe Today How were Supermassive Black … Continue reading →

Posted in News and Updates | Tagged Carnival of Space | Leave a reply

Carnival of Space #651

Urban Astronomer avatarPosted on 17 Feb, 2020 by Allen Versfeld17 Feb, 2020
Carnival of Space Image Credit: Jason Major

This week’s carnival features Universe Today, The Hill, Medium, Next Big Future and Space in Africa

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Posted in News and Updates | Tagged Carnival of Space | Leave a reply

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