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60 Things in Space. John Spacey, updated on September 29, 2024. Space, or outer space, is the entire universe that exists beyond the atmosphere of the planet Earth. The observable universe is about 93 billion light-years in diameter. Beyond this, we don't know what is out there.
The Whirlpool galaxy and Abell 2744, a galaxy cluster. Superclusters, galactic filaments and voids. Notable astronomical objects and their known physical features. This is a list of lists, grouped by type of astronomical object.
From planets with two suns to colliding galaxies, these are the coolest, most incredible things in space that we know of.
The James Webb Space Telescope is peering across the universe to discover new things about planets, galaxies and other cosmic objects.
Galaxies consist of stars, planets, and vast clouds of gas and dust, all bound together by gravity. The largest contain trillions of stars and can be more than a million light-years across. The smallest can contain a few thousand stars and span just a few hundred light-years.
The solar system has one star, eight planets, five officially named dwarf planets, hundreds of moons, thousands of comets, and more than a million asteroids. Our solar system is located in the Milky Way, a barred spiral galaxy with two major arms, and two minor arms.
Welcome to the Universe. Discover the universe: Learn about the history of the cosmos, what it's made of, and so much more. Explore: Exoplanets. Worlds beyond our solar system. Stars. Black Holes. Concentrations of matter with gravity so powerful not even light can escape. Galaxies.
Even as the world below grappled with another pandemic year, weird and wonderful space discoveries flooded in from above, with astronomers pulling back the curtain on monster black holes ...
Here’s five unearthly things that happen almost exclusively in outer space. 1. Plasma. This coronal mass ejection, a huge outburst of plasma from the solar surface, was captured by ESA/NASA’S SOHO mission. Credits: ESA/NASA/SOHO. On Earth, matter typically assumes one of three states: solid, liquid, or gas.
The universe is more than just stars, dust, and empty space. Explore some of the objects that make up our universe, from our own Sun to distant pulsars and black holes.