Space articles - Page: 2
Where do all stars start to form?
The beginning of a star is a dramatic event, yet it occurs in the coldest, darkest corners of the galaxy, far from the b...
What do astronauts do with urine?
The question of where bodily waste goes when astronauts are living hundreds of miles above Earth is a common point of cu...
Are there any dead galaxies?
The universe is filled with magnificent, churning cosmic factories—galaxies actively forming billions of new stars—but a...
What are the living conditions on Mars?
The crimson surface of Mars presents a scene of stark, beautiful desolation, yet beneath that dramatic sky lie environme...
What unit of measurement do astronomers use?
The reason astronomers rarely speak about cosmic measurements in familiar terms like miles or kilometers quickly becomes...
What color would an astronaut see the sky?
Astronauts looking up from orbit report a view dramatically different from what we experience on the ground: the sky is ...
What's it called when rocks fall from the sky?
When an object made of rock or metal from space successfully navigates our atmosphere and strikes the ground, the genera...
Where do most stars come from?
The birthplace of stars is not a single, fiery location but rather vast, cold, and incredibly dense regions scattered th...
What makes a planet a habitable zone?
The search for life beyond Earth often boils down to finding the right address—a place neither too scorching nor too fri...
What is the difference between a planetary and a diffuse nebula?
Nebulae, those magnificent clouds of gas and dust scattered across the cosmos, represent the raw material and the dramat...
Which unit is used in astronomy?
Measuring the cosmos is a task that quickly renders familiar units like the kilometer or the mile utterly useless. The d...
What is the path followed by a planet called?
The curved line traced by a planet as it moves around a star, or any celestial object around another, has a specific sci...
What are the units used in space?
The vastness of space necessitates a language of measurement far beyond the familiar feet, miles, and pounds of daily li...
Are there satellites in low Earth orbit?
The region we call Low Earth Orbit, or LEO, is currently the busiest highway in space, densely populated with functionin...
What are the colors of the nebulae?
The universe presents an astonishing palette when we look toward nebulae, those immense clouds of gas and dust that repr...
What are the parts of a comet?
When we look up at the night sky and spot one of those celestial visitors streaking across the darkness, we are seeing a...
What is the most famous dark nebula?
The undisputed champion when naming a single, recognizable dark nebula is almost certainly the **Horsehead Nebula**, als...
How is space weather different from normal weather?
The concept of weather typically conjures images of rain clouds, wind speed indicators, and thermometers measuring condi...
What qualifies a planet according to NASA?
The classification of a celestial body as a "planet" is a surprisingly deep question that touches on astronomy, history,...
Who was the first space traveler?
The honor of becoming the first human to venture into outer space belongs to a citizen of the Soviet Union, **Yuri Aleks...
What is a meteor called when it hits the ground?
The passage of a space rock through our atmosphere is a natural spectacle, one that captures the imagination and has fas...
What is a meteor that has landed on the ground?
The object that completes a fiery passage through the atmosphere and actually comes to rest on the ground is officially ...
How does NASA classify planets?
The standard for classifying a planet within our Solar System is a specific set of rules established by the Internationa...
Why is New Glenn a big deal?
The arrival of Blue Origin’s **New Glenn** rocket is genuinely significant, marking a crucial step in the evolution of A...