In 1967 Jocelyn Bell, a 24-year-old student from Cambridge University, was doing the research for her PhD. She was using a radio telescope to study radio waves emitted from compact astronomical objects known as quasars, and when she analysed the data she had collected, she noticed a signal which appeared to pulse on and off… Continue reading The discovery of pulsars 1967
Nearly 40 years ago, on 20 August 1977, the Voyager 2 space probe was launched from Cape Canaveral, Florida, on a mission to study the Solar System's four outermost planets. It was followed 15 days later by the launch of an identical spacecraft, Voyager 1. The Voyager spacecraft -Image from NASA Although Voyager 1 was… Continue reading Voyager 40th anniversary
With the recent discovery of three planets orbiting the red dwarf star Trappist-1 which have a similar size, mass and average surface temperature as the Earth, there has been considerable speculation as to whether one or more of these planets supports life. What the surface of Trappist 1f, one of the planets orbiting Trappist 1, might look… Continue reading Life in our galaxy?
Now that we are into December, Christmas is almost upon us. So, as I did last year, I'd like to give my readers an early Christmas present, by letting you download my short e-books for free during the first five days of December! "Is Anyone Out There?" is about the likelihood of there being extraterrestrial intelligent life. It is… Continue reading A Christmas present from The Science Geek
News is just reaching us of the most amazing astronomical discovery which I am ever likely to experience in my lifetime, one which I never thought I would see. As regular followers of this blog will know, the SETI (Search for Extraterrestrial Intelligence) Institute has been searching for evidence of life in the universe by looking for some… Continue reading Breaking news!