Tagged: Sun

The 250th anniversary of Cook’s observation of the transit of Venus - Out of Space

Duncan Steel Jun 02, 2019

On June 3rd occurs the 250th anniversary of the transit of Venus across the face of the Sun, the observation of which was the prime purpose behind the expedition of HM Bark Endeavour to the South Pacific, under the command of Lieutenant James Cook. Following the measurements of the transit made by Cook and the mission’s scientists in Tahiti, the … Read More

The Great Eclipse of 1919 - Out of Space

Duncan Steel May 29, 2019

Measurements of photographs obtained during the total solar eclipse of 29th May 1919 were pivotal in demonstrating the veracity of Einstein’s General Theory of Relativity, turning him into a household name. The centenary of that event is now upon us, and well worthy of being remembered.  As I sit here typing on my keyboard, my favourite photo showing myself and … Read More

Wrinkles, liver spots, crows’ feet: what happens to our skin as we age? - Guest Work

Guest Author Mar 27, 2018

Michelle Rodrigues, St Vincent’s Hospital Melbourne This article is part of our series about skin: why we have it, what it does and what can go wrong. Read other articles in the series here. This article was originally published on The Conversation. Read the original article. The main factors that contribute to how old we … Read More

How comet dust has enabled us to trace the history of the Solar System - Guest Work

Guest Author Jan 29, 2018

Donia Baklouti, Université Paris Sud – Université Paris-Saclay; Anaïs Bardyn, Carnegie Science, and Hervé Cottin, Université Paris-Est Créteil Val de Marne (UPEC) This article was originally published on The Conversation. Read the original article. We are not used to considering dust as a valuable material – unless it comes from space. And … Read More

Google’s artificial intelligence finds two new exoplanets missed by human eyes - Guest Work

Guest Author Dec 18, 2017

Jake Clark, University of Southern Queensland Two new exoplanets have been discovered thanks to NASA’s collaboration with Google’s artificial intelligence (AI). One of those in today’s announcement is an eighth planet – Kepler-90i – found orbiting the Sun-like star Kepler-90. This makes it the first system discovered with an equal number of planets to our own Solar … Read More

Massive sunspots and huge solar flares mean unexpected space weather for Earth - Guest Work

Guest Author Sep 08, 2017

By Alexa Halford, Dartmouth College; Brett Carter, RMIT University, and Julie Currie, RMIT University If you still have your solar viewing glasses from the eclipse, now is a good time to slap them on and look up at the sun. You’ll see two big dark areas visible on our star. These massive sunspots are … Read More

The ‘mini Ice Age’ media sensation – and the reality - News

Erica Mather Jul 15, 2015

“Earth heading for ‘Little Ice Age’ in 15 years”, “The Little Ice Age cometh”, and the obligatory “Winter is coming”. They are just some of the headlines that have run around the world following a new analysis of sunspot cycles presented by Northumbria University’s Professor Valentina Zharkova at a conference organised by the Royal Astronomical Society. But as the Washington Post … Read More

TOSP Episode 18: January 23rd 2012 - The Sciblogs Podcast

Aimee Whitcroft Jan 24, 2012

Hello and welcome, once again, to another episode of TOSP. This week was anniversary weekend in Wellington, so Elf and aimee recorded the ‘cast on Monday instead of Sunday.  Because it was, well, a long weekend 🙂 And what an interesting ‘cast we think it is!  This week, we feature viewing the Milky Way’s central supermassive black hole, … Read More

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