Space articles - Page: 3
What are the properties of elliptical galaxies?
Elliptical galaxies represent a major class of stellar systems, often standing out due to their smooth, featureless ligh...
What will happen if two galaxies collide?
When two galaxies meet, the event is less of a violent crash and more of a slow, stately cosmic dance that spans hundred...
What are the three components to form a galaxy?
Galaxies are monumental stellar islands floating in the vast cosmic ocean, each containing billions of stars bound toget...
Are planetary nebulas rare?
The appearance of a glowing shell of gas drifting in space, often displaying vibrant colors and intricate shapes, immedi...
Why do nebulas look so cloudy?
The misty, diffuse appearance of celestial clouds, known technically as nebulae, is one of astronomy’s most enduring vis...
What are meteor fragments that reach the ground called?
The final name for a space rock that survives its fiery trip through Earth's atmosphere and lands on the ground is a **m...
Are nebulae like clouds?
The initial comparison between nebulae and terrestrial clouds is instantly understandable; both appear as vast, amorphou...
What is nebula cloud theory?
The idea explaining how our Solar System came to be centers around the **Nebular Hypothesis**, a scientific model sugges...
What were stars before they were stars?
The material that eventually ignited to become the universe’s first stars existed in a state profoundly different from t...
What planet is most likely to be terraformed?
The prospect of transforming a desolate celestial body into a second home for humanity is one of science fiction's most ...
Where are Kuiper Belt objects?
The population of icy bodies known as Kuiper Belt Objects resides far beyond the familiar orbits of the planets in our s...
Could we terraform Callisto?
Callisto, the outermost of Jupiter’s four large Galilean moons, presents a fascinating, if immensely challenging, case s...
Could we colonize Callisto?
The promise of permanent human presence beyond Mars often leads the conversation toward the Red Planet, but just past th...
Is the SpaceX starship the biggest rocket ever?
The sheer scale of SpaceX’s Starship fully stacked on its launch mount represents a significant departure from previous ...
What happens to broken Starlink satellites?
The appearance of a bright streak in the night sky that isn't a meteor is often a sign that something unusual is happeni...
What does orbital debris mean?
The seemingly infinite void above our atmosphere is, in reality, quite cluttered. When we talk about **orbital debris**,...
What happens when Starlink satellites fall?
The sight of a satellite fragmenting high above the Earth often captures public attention, raising immediate questions a...
When can you be called an astronaut?
The title of "astronaut" carries immense weight, conjuring images of groundbreaking achievement, scientific dedication, ...
What unit is used to measure planets?
The vastness of space presents an immediate challenge when we try to describe the positions of celestial bodies. Trying ...
What is the frozen ice in space?
The frozen substances populating the cosmos are far more complex and varied than the familiar cubes we drop into a glass...
What is a cosmic cloud called?
The vast expanse between the stars is not empty, but rather filled with enormous, diffuse structures of gas and dust. Wh...
How much money does the CEO of NASA make?
The actual compensation for the person leading the National Aeronautics and Space Administration (NASA), often referred ...
How many images of Venus exist?
The actual count of images taken *of* Venus depends entirely on what counts: the rare, direct photographs from the surfa...
What stars are good for life?
The search for life beyond Earth inevitably centers on finding the right kind of star to anchor a habitable world. It's ...