The Hubble Space Telescope has provided the most detailed survey of the Andromeda galaxy, revealing new clues about its ...

Pinpointing a Milepost Marker Star that Opened the Realm of Galaxies At the dawn of the 20th century, astronomers faced a ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

The Triangulum Galaxy, also informally known as the Pinwheel Galaxy, is a spiral galaxy 2.7 million light-years from Earth ...

Astronomers have released the most detailed image of the Andromeda ... the Earth, revealing that our planet was much larger than the known world at the time. Today, we know the Andromeda galaxy ...

In a recent episode of the astronomy podcast The Cosmic Savannah, I likened their appearance to two glow sticks (the plasma jets) poking out of a ball of sticky tack (the galaxy). Astronomers ...

The cosmic megastructure measures 3.3 million light-years, 32 times the size of our Milky Way galaxy, and is 1.44 billion light-years away from Earth ... The plasma jets, visible at radio ...

The 20-second exposure streaks the city lights below and the stars above the thin layer of atmosphere glowing above the dimly-lit earth ... of our neighboring galaxy, Andromeda.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A small space rock ...

Jan. 29, 2025 — New research highlights the benefits of combining existing long-term plankton monitoring programs and emerging technologies in monitoring the health of our ... Global Sea Level ...