Sotheby's employees adjust the painting Portrait by Tamara de Lempicka during a preview of major highlights of Sotheby's New ...

The European Southern Observatory's Very Large Telescope (VLT) imaged both of the planets directly, and PDS 70b has the ...

Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

Explore Ceres, the largest asteroid in our solar system, and discover its remarkable ancient ocean and ice-rich crust.

Asteroids that orbit close to the Earth inevitably cause us some anxiety due to the even remote possibility of a collision.

The Tarantula Nebula, also known as 30 Doradus, is revealed in an unusual light in this exceptionally deep Chandra X-ray ...

Asteroids that orbit close to the Earth inevitably cause us some anxiety due to the even remote possibility of a collision. But their ...

The dwarf planet 1 Ceres is in conjunction with the Sun at 5 P.M. EST today. While this means we can't see Ceres for now, we ...