Astronomy

Rare celestial event this Friday: Seven planets will align and here's how to see it.

Get ready for a celestial spectacle that doesn’t come around often. While it's not unusual to see a few planets align on the same side of the Sun, witnessing the alignment of seven planets in our solar system is a rarer occurrence.More information: What is a planet? This is what the planets of our solar system look like

What's the temperature on the Moon?

Our natural satellite is a tremendously hostile place, with extreme temperature differences between day and night due to the absence of an atmosphere and a series of factors to take into account.

Why are planets round?

Traditionally, planets in the solar system have been considered to be rounded in shape, but is this really the case? What makes planets take on a round shape?

Could the Sun become a black hole?

Although there is still a long way to go before the Sun goes dark, it is inevitable to wonder what will happen when it does. Could it end up being a black hole like other stars?

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