Constellations Archive - Online Star Register

The 101 facts to know about black holes

Astronomy

- 30 March 2024 Tags: Christmas Blog Tags: Valentines Day Blog

It’s hard to come up with something as strange as black holes. Only nature could do something peculiar. Thousands of books and articles have been written about black holes, but again what we really know about them is that they are objects in space with incredibly strong gravity. So strong that it’s hard to explain.

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Dark matter and dark energy – do you know the difference?

Astronomy

- 24 March 2024 Tags: Christmas Blog Tags: Valentines Day Blog

Just when scientists think that they have reached the end, that they have listed all the important facts about the world and the entire universe in general, that they have discovered all the formulas that describe everything about nature that comes to mind – they actually find we don’t know almost anything because there is such a vast expanse of ignorance.

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New satellites have been found in our solar system

- 20 March 2024 Tags: Christmas Blog Tags: Valentines Day Blog

The number of known natural satellites has officially increased by three. This was recently announced by the Center for Minor Planets of the International Astronomical Union.

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The American Odysseus lander

- 17 March 2024 Tags: Christmas Blog Tags: Valentines Day Blog

One month ago, the new American attempt to place an unmanned spacecraft on the lunar soil ended with a successful landing in the Malapert A crater area, ten degrees (300 km) from the south pole of the Moon.

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Did the Mars rover need wipers? NASA finally offers an explanation

- 13 March 2024 Tags: Christmas Blog Tags: Valentines Day Blog

When the Opportunity rover landed on Mars in 2004, the team that operated it was relieved because the descent went according to plan and all the obstacles that were otherwise in abundance were overcome.

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The Orion nebula

Astronomy

- 10 March 2024 Tags: Christmas Blog Tags: Valentines Day Blog

The Orion Nebula is one of the most interesting objects in the deep sky. It is a regular target of amateur astronomers, an inevitable goal of astrophotographers and the subject of constant observation and study by professional astronomers of various specialties.

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Sun halo and other phenomena

Astronomy

- 5 March 2024 Tags: Christmas Blog Tags: Valentines Day Blog

We are in a very turbulent and fast-paced period of atmospheric events. Strong altitudinal currents of warm and cold, moist and dry air are present.

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The appearance of life on our planet

Astronomy

- 2 March 2024 Tags: Christmas Blog Tags: Valentines Day Blog

More than four billion years ago, the Earth was formed in a swirl of gas and dust. It was a chaotic age as many newly created bodies raced around the Sun, colliding, breaking apart and merging with each other.

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Reforms that impacted our present-day calendar

Astronomy

- 26 February 2024 Tags: Christmas Blog Tags: Valentines Day Blog

As discussed in previous texts here on OSR, February has always served as a convenient place for calendar reformers to correct their mistakes and make other tweaks throughout human history.

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Extra days and odd calendar distribution on the red planet

Astronomy

- 21 February 2024 Tags: Christmas Blog Tags: Valentines Day Blog

Well, as you know by now February usually has 28 days. And this leap year there are 29, so this year will last one day longer. Did you know that throughout history, February has literally served for calendar corrections?

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Virgo Constellation Gift? Name a Star in Virgo!

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