What is January's ‘parade of planets,’ and what does it mean for your sign?
"A parade of planets, also sometimes referred to as a planetary alignment, is when several planets in our solar system appear ...
Interstellar Visitor May Have Scrambled Our Solar System
The enormous visitor to our solar system may have been about 8 times the mass of Jupiter, and come nearly as close to the sun ...
Six planets align in rare celestial event visible from Earth this Tuesday night
Planetary alignments aren't rare, but they can be when they involve six of the eight planets in our solar system.
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Tonight You Can Marvel at Six Planets in a Spectacular Planet Parade
The six planets were visible in the days immediately leading up to Jan. 21, and for about four weeks afterward. Mars, Venus, Jupiter and Saturn should be visible to the naked eye. You'll need a ...
Interstellar Object Could Have Shifted Trajectories of Four Planets, New Research Shows
Research indicates an interstellar object might have altered the orbits of Jupiter, Saturn, Uranus, and Neptune billions of years ago ...
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'Herculean' 2.5-billion-pixel mosaic shows our closest galactic neighbor like never before — and took more than a decade to create
The new composite image, which combines hundreds of photos from the Hubble Space Telescope, shows the Andromeda Galaxy with ...