Latest Articles - Page: 7
Are nebulae like clouds?
The initial comparison between nebulae and terrestrial clouds is instantly understandable; both appear as vast, amorphou...
How fast is our Galaxy cluster moving?
The cosmos is a place defined by motion. For us living on Earth, accustomed to the comforting stability of our surroundi...
How fast do spiral galaxies spin?
The sheer scale of spiral galaxies means that their component stars and gas clouds are moving at astonishing velocities,...
Which arm of the Milky Way is the sun in?
Our star, the Sun, and our entire planetary system are nestled within the vast structure of the Milky Way galaxy, and th...
Is rocket fuel good for the environment?
The plumes rising from rocket launches introduce a unique suite of chemicals directly into the upper layers of the atmos...
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...
Does rocket fuel burn clean?
The question of what rocket fuel "burns clean" isn't a simple yes or no; it’s a complex chemical accounting exercise pla...
What came before the stars?
The grand cosmic tapestry we observe today, peppered with countless galaxies, nebulae, and the familiar glow of establis...
What is the name of NASA solar probe?
The spacecraft NASA sent to directly study the Sun, plunging closer to its star than any object before it, is named the ...
Was New Glenn a success?
The successful debut of Blue Origin’s **New Glenn** rocket marked a significant moment for the commercial space sector, ...
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 ...
What is the most famous star pattern?
The night sky, an inky expanse peppered with points of light, invites our minds to connect those distant suns into famil...
Why did I just see a line of stars moving?
That sudden appearance of a perfectly straight, evenly spaced line of bright dots marching silently across the dark sky ...
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...
When can you call someone an astronaut?
This is a question that has moved from the realm of science fiction debates to real-world media headlines: when does som...
What does it mean to clear an orbit of debris?
The concept of "clearing an orbit of debris" sounds straightforward—like sweeping up litter in a park—but in the realm o...
How do stars begin their life?
The vast, cold reaches of interstellar space are not entirely empty; they are peppered with colossal clouds of gas and d...
What was before the stars?
The universe, in its infancy, was a place vastly different from the star-studded expanse we observe tonight. Before the ...
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**,...