If we live inside the Milky Way Galaxy and no one’s ever left it, how can NASA take pictures of it from the outside?
They can’t. There are no photos from outside the galaxy. Even knowing the precise appearance of the Milky Way is virtually impossible because we can only see it…
Does the planet Jupiter actually have a terrestrial surface to it, like Earth?
Jupiter, the largest planet in our solar system, is often referred to as a gas giant due to its composition, which is predominantly hydrogen and helium. Unlike Earth,…
When the Sun finally eats us, what will the last days on Earth be like?
My friend, Earth will be a hell hole long before we meet the true end. You see, the Sun ain’t getting any younger. It’s a middle-aged star slowly…
What’s so special about Mars that makes it the only planet we want to visit?
Precisely because Mars is the only other planet that won’t actively try to kill us the moment we step out of the landing module. Mars is merely passive-aggressive,…
Is it true that on Saturn’s moon Titan, you could walk around without a pressure suit, just heavy parka and oxygen tanks?
Yes, it is true but for a very limited amount of time! Without a completely airtight, heated suit and heated air supply? No. True, it would not have…
Was the Sagittarius A* black hole ever a star?
Stars with mass more than 150 Solar Masses are believed to be unstable. The radiation pressure from the core would be so high that it would shed the…
What would Jupiter look like to us from Earth if Venus and Jupiter switched spots?
eplace Venus (67 million miles from the sun) with Jupiter, a planet with 390 times the mass of Venus. And roughly 11 times the diameter. Now, you would…
Is the Phaethon asteroid going to make an impact with Earth on December 17th?
Yes it absolutely will, but not this year! Sometime, maybe on December 17th, or thereabouts in some undetermined year in the future it will definitely hit Earth and…
If Jupiter were the same distance away as the Moon, what would we see from Earth?
The moon is 384,400 km or 238,900 miles from Earth and has a diameter of 3,474 km or 2159 miles. We observe the moon as just over 1/2…
Would Apophis end humanity if it hit Earth?
Those who don’t know what Apophis [1] is, It is an asteroid that can potentially do massive damage in the year of 2029. All the major space agencies of the…