How many moons can you see with the naked eye? The answer may surprise you.. Of the hundreds of moons orbiting the planets of our solar system, all but four are too faint to see with the naked eye. One of the four is, of course, Earth’s own Moon. The Read more…
Armagh Observatory and Planetarium reports that, if skies are clear on the morning of 10th June 2021, sky-watchers will witness a partial eclipse of the Sun. A solar eclipse occurs when the Moon passes between the Earth and the Sun, in effect casting a shadow on our planet. When the Read more…
What do a tree, a colander and a piece of cardboard have in common? The answer: they can all be used to observe a solar eclipse! Our Sun – the brightest star in the sky – has been the subject of intense scrutiny ever since human beings began to interrogate Read more…
This week, AOP PhD Student Zuri Grey tells us all about Comet 2I/Borisov! 1) What is the difference between an interstellar comet and a regular comet? Solar System comets are believed to have come from two sources. Short period comets, which take less than 200 years to complete an orbit Read more…
Simple answer is Jupiter doesn’t have enough mass to fuse hydrogen into helium. But you didn’t come here for the simple answer! This process of turning hydrogen into helium is known as nuclear fusion and it is the energy source that powers the sun and most other stars. What drives nuclear fusion? For nuclei Read more…
Scientists track comet which has been in orbit for millions of years in another solar system An international team of scientists led by Armagh Observatory and Planetarium astronomer, Dr Stefano Bagnulo has conducted ground-breaking research on a comet which has been in orbit for millions of years in another solar Read more…
The planet Mars has been shining brightly in the night sky for the better part of a year now, and a number of spacecraft have been speeding towards it most of that time. Among them, Mars 2020 mission, with plans to land the Perseverance rover on the Red Planet on 18th February 2021 shortly before 9pm GMT. Mars remains clearly Read more…
If you are looking for a reason to celebrate then mark 7 February on your calendars as it marks the start of a new year on planet Mars. The year on Mars will be 36. So we thought we would detail some of the differences and similarities between an Earth Read more…
While 2020 was in many ways a strange and challenging year for many of us in one way or another, the heavens certainly gave us cause to look up and find some measure of celestial relief. Well there is good news! 2021 will be no different as we can prepare Read more…
Stargazers could spot a bright light in the sky days before Christmas as Saturn and Jupiter will come the closest they have done in hundreds of years, creating what researchers describe as a “spectacular event in the sky” on Monday 21 December – which also happens to be the winter Read more…