Places across the Universe have played an important part in our understanding of its workings. There's an old joke that much of astronomy involves studying the Crab Nebula, which is important because astronomers think it is the remains of a supernova that was seen from the Earth in the year 1054.
This section gathers together some of the important, often stunningly beautiful objects that have featured in BBC astronomy coverage over the years.
Image: An illustration of the Milky Way, based on Spitzer Space Telescope findings (credit: NASA/JPL-Caltech)
Astronomers find a planet orbiting a star similar to the Sun.
A nearby galaxy is similar to our own.
Astronomers find a star that exploded in the year 1054.
Stars are born inside this cloud of gas and dust.
Will this star explode and form a black hole one day?
Companion galaxies are visible from southern skies.
The Sun is one of countless stars in our galaxy.
Sailors find their way with the North Star.
A star burns out leaving beautiful shells of gas and dust.
In 1987 astronomers observed an exploding star near our galaxy.
The Seven Sisters star cluster has at least 1,000 stars.