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Author: Astronomy Staff

A color image of Pluto shows its heart-shaped section.
Science, Solar System

Is Pluto a planet? It depends.

HST image of Jupiter near opposition
Science, Solar System

How old is each planet in our solar system?

Artist's concept of Planet X
Solar System

Could we find Planet Nine using JWST?

Location of Jupiter's Trojan asteroids
Solar System

How closely packed are Jupiter’s Trojan asteroids?

The May 2024 issue of Astronomy Magazine.
Science

Astronomy Magazine Annual Index

When stars “die,” they leave one of two objects behind. Massive stars explode as supernovae, creating remnants of gas and dust like the Crab Nebula (M1). Credit: ASA, ESA, J. Hester and A. Loll (Arizona State University)
Milky Way, Stars

How many stars die in the Milky Way each year?

Jupiter image taken by the James Webb Space Telescope. Credit: NASA.
Science, Solar System

Jupiter: Size, distance from the Sun, orbit

Solar System, The Sun

When did we realize that Earth orbits the Sun?

The Moon is seen passing in front of the Sun, with the top of the Washington Monument in silhouette, during a partial solar eclipse in Washington, on Monday, April 8, 2024. Photo Credit: (NASA/Bill Ingalls)
2024 Solar Eclipse, Observing

2024 solar eclipse dazzles North America

Science

Why is the Moon exactly the same apparent size from Earth as the Sun? Surely this cannot be just coincidence; the odds against such a perfect match are enormous.

Science, Solar System

How much would I weigh on other planets?

The Sun

Why is the Sun’s corona so hot?

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