I’m continuing my cold-weather adventure in the Canadian sub-arctic on the shores of Hudson Bay. Day three and the images I’m capturing of polar bears have been mind-blowing. On two different ...

Visual observers and astrophotographers alike can find something amazing to observe along the plane of our galaxy.

Hubble’s high-resolution imagery allowed researchers to hone in on more of the Bullseye galaxy’s rings — and helped confirm ...

A century ago, Edwin Hubble first established that this so-called 'spiral nebula' was actually very far outside our own Milky Way galaxy -- at a distance of approximately 2.5 million light-years ...

Our modern era of space observation and exploration deepens our connection with the universe—and with each other. When NASA ...

Giant radio galaxies (GRGs) are massive, with plasma jets powered by supermassive black holes at their centers, stretching ...

you might see the Milky Way as a faint band of thousands of stars. But these sparkling lights are just a tiny fraction of our cosmic neighborhood. Our galaxy is an incomprehensibly vast place ...

A century ago, Edwin Hubble first established that this so-called "spiral nebula" was actually very far outside our own Milky Way galaxy —at a distance of approximately 2.5 million light-years ...