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New type of star system? Mysterious radio signal puzzles astronomers (photo)

The brightness of the star changes over a period of 21 days

The Fifth Force of nature could be real & fantastic

It may be the beginning of a unified fifth force theory

Huge asteroid in solar system could be upgraded to a dwarf planet

Along with Ceres and Pluto, there are three other known dwarf planets in the solar system – Haumea, Makemake and Eris

How can a star be older than the Universe?

Space Mysteries: If the universe is 13.8 billion years old, how can a star be more than 14 billion years old?

NASA: Swarm of asteroids headed in the direction of Earth

The largest of these is roughly the size of the Great Pyramid of Giza

Newfound Cosmic “Gateway” funnels small, icy objects to the inner Solar System

The gateway region is like a...donut that wraps around the inner solar system, containing many possible orbits within its thick ring

Fears for deadly asteroid strike after scientists “lost” 1.900 near-Earth space rocks

Oops!...

Londoners spot “massive fireball” meteor lighting up the night sky (video-photo)

"Did anyone else see a super bright meteor, green-blue in color falling?"

China’s enormous Radio Telescope is already picking up mysterious signals

The mysterious Fast Radio Bursts (FRBs) are energetic radio signals that are much louder than pulsars despite being much further away

“Einstein’s Biggest Blunder” may have finally been fixed (video)

The cosmological constant has plagued physicists for more than a century

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