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In some places, black holes are tearing apart thousands of stars at a time

At the heart of the more massive galaxies in the Universe, there are supermassive black holes (SMBHs) so powerful that they outshine all of...

Pluto’s orbit is surprisingly unstable, shows study

In 1930, astronomer Clyde Tombaugh discovered the fabled "Ninth Planet" (or "Planet X") while working at the Lowell Observatory in Flagstaff, Arizona. The existence of...

An ancestor of supermassive black holes, found at cosmic dawn

At the center of the more-massive galaxies in the Universe lie the intensely powerful and energetic phenomena known as supermassive black holes (SMBHs). This includes...

Why would an alien civilization send out Von Neumann Probes?

In 1948-49, mathematician, physicist, computer scientist, and engineer John von Neumann introduced the world to his idea of “Universal Assemblers,” a species of self-replicating...

This exoplanet is definitely orbiting two stars

Remember that iconic scene in Star Wars, where a young Skywalker steps out onto the surface of Tatooine and watches the setting of two...

Lasers could send missions to Mars in only 45 days

NASA and China plan to mount crewed missions to Mars in the next decade. While this represents a tremendous leap in terms of space exploration,...

When did Mars lose its global magnetic field

Billions of years ago, Mars was once a much different place than the cold and desiccated place it is today. Basically, it had a thicker,...

The surface of the moon is electrically charged, which could allow a hovering robot...

Let’s not sugarcoat it. Exploring the Moon is not for the faint of heart! It’s an airless body, which means there is no atmosphere, the...

Will water bears be the first interstellar astronauts

In just a few years, astronauts will walk on the surface of the Moon for the first time since the Apollo Era. In addition to...

China’s FAST telescope could detect self-replicating alien probes

One of the most challenging questions to answer when confronting the Fermi Paradox is why exponentially scaling technologies haven’t taken over the universe by...

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