The birth of an idea and the existence of extrasolar planets
- 23 May 2022
The visible universe contains hundreds of billions of galaxies, with each galaxy, such as the Milky Way, numbering about 100 billion stars.
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Amazing facts about comets
- 23 May 2022
Comets are beautiful astronomical visions that consist of three parts: the nucleus, the coma and the tail. The comet’s core is filled with frozen gases, dust and stones which are released during orbit to create a coma (atmosphere) and tail.
Read the full articleThe Milky Way is drastically bigger than we expected it to be
- 23 May 2022
Ever since the Milky Way was discovered, thanks to Galileo, its greatness has haunted astronomers. How big it is was a ticklish question, but how to answer it when there is no meter to measure the width of our galaxy.
Read the full articleA Local group of galaxies and the ghosts we keep discovering
- 3 May 2022
A Local cluster of galaxies (or Local group) is a set of mostly dwarf galaxies that are gravitationally connected and located within a circle of one megaparsec*. However, that distance is not so important for group membership.
Read the full articleLabor Day planet conjunction
- 2 May 2022
Not so long ago, Labor Day was a “must have” event to be celebrated. Today, it is a somewhat faded scrapbook of the efforts of the ordinary, normal, working population and their household to ensure their human needs through their work. But…
Read the full articleThe date that keeps showing up in our space history
- 29 April 2022
April 12 is a day that the United Nations has so far celebrated as the International Day of Man’s Flight into Space. The general hysteria currently reigning in the world has led to this day not being mentioned in the media. And the reason for the celebration is incredible: on that day, Gagarin flew into space and hinted at a completely new era.
Read the full articleAmazing science: Can a fire burn in a spaceship?
- 27 April 2022
Man has consciously lit the first fire long ago, in ancient times. From then until today, we’ve learned that fire is a good servant and a bad master. However, it has always been a fire on earth. With the first flights into space, the question arose as to how fire burns under conditions of zero gravity.
Read the full articleTwo fascinating April-themed stories
- 14 April 2022
What’s so funny about April? In America, this “holiday” has been raised to an even higher level, so it is celebrated as the National Day of Laughter at Work among colleagues and associates.
Read the full articleDo you know the difference between a kilnova and hypernova?
- 11 April 2022
When he observed the starry sky one night in 1573, Tycho Brahe, the greatest observer of the pre-telescope era, saw a completely new star, so he called it: “new star” or in Latin “nova stella”. That name was accepted for all new stars, ie. those that shine in the sky and then slowly fade away.
Read the full articleSpaceX’s Raptor engine or the Russian RD-180?
- 5 April 2022
The ‘Raptors’ are a family of Mask’s methane engines, planned for the future ‘Starship’ rocket, which should take part in the exploration of the Moon and the colonization of Mars. The RD-180 is a Russian two-chamber kerosene engine. Until recently, the Russians sold over 120 of these powerful engines for $ 23 million each!
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