Search results for: solar system
Atmosphere discovered on tiny world beyond the orbit of Neptune
May 5, 2026The remarkable and completely unexpected find has called into doubt what we know of atmospheric retention.
Planets like Tatooine with two suns may be the norm, study finds
May 1, 2026It's easy to take it for granted that our own solar system, with one star, is the norm - but it turns out that this may not be the case.
'Impossible' inside-out solar system discovered by astronomers
Feb 13, 2026The discovery of a distant solar system with its planets in a seemingly impossible order has been revealed this week.
Next-gen 'magnetoplasma' rocket could get humans to Mars in 30 days
Feb 5, 2026The development of a whole new type of rocket engine could help to open up the solar system for exploration.
Mysterious rogue planet discovered in the interstellar void
Jan 3, 2026Astronomers have detected an enigmatic free floating planet approximately 10,000 light-years from Earth.
Scientists discover a second anomalous 'kernel' in the Kuiper Belt
Nov 22, 2025The discovery centers on a particular section of the Kuiper Belt that appears to be denser than the areas around it.
New form of nuclear propulsion could help to open up the solar system
Sep 17, 2025Researchers in Ohio have developed a new propulsion system that could make traveling to Mars much quicker.
Avi Loeb: latest interstellar visitor may be evidence of intelligence
Jul 20, 2025The space rock, he argues, is extremely unlikely to have arrived in our solar system through nothing but chance.
Mysterious cosmic interloper discovered in our own solar system
Jul 4, 2025Astronomers have identified what is thought to be the third ever example of an object from a distant solar system.
Earth could one day be flung out of the solar system, scientists claim
May 31, 2025A passing star could disrupt the orbits of the planets and cause the Earth to be flung off into deep space.
Astronomers have discovered a new minor planet beyond the orbit of Pluto
May 26, 2025The previously unseen world is believed to orbit far out at a range of 838 times Earth's distance from the Sun.
New evidence of elusive 'Planet Nine' discovered by astronomers
May 5, 2025Tantalizing new evidence of this mysterious world has been found courtesy of two deep infrared surveys.
Declassified CIA file describes locations of alleged alien bases
May 3, 2025The document pertains to a secretive remote-viewing experiment designed to gain intelligence on military targets.
A mysterious cosmic phenomenon once engulfed our solar system
Mar 11, 2025Millions of years ago, our solar system stood in the path of a veritable tsunami of gas and dust.
A huge planet-like object may have once barged through our solar system
Jan 20, 2025Scientists now believe that our solar system may have once been visited by something very large indeed.
Avi Loeb: 'we should be looking for interstellar alien space trash'
Sep 15, 2024The Harvard astrophysicist believes that we may find trash from alien civilizations within the vicinity of the Earth.
Mercury may be home to a layer of diamond up to 10 miles thick
Jul 27, 2024The smallest planet in our solar system may be hiding a treasure with a value beyond imagination.
Strange horned 'devil comet' to make closest approach in 71 years
VIDEO Jun 2, 2024One of the most unusual comets in the solar system is due to make its closest approach of the Earth today.
Now conspiracy theorists are claiming that our solar system has two suns
May 1, 2024This latest in a long line of ridiculous conspiracy theories is perhaps the most nonsensical one to date.
Scientists find new evidence of the mysterious Planet Nine
Apr 24, 2024A team of planetary scientists has found new evidence of an undiscovered planet in the outer solar system.
News | Columns | Encyclopedia
UM 11.2a Unexplained-Mysteries.com (c) 2001-2026
Terms | Privacy Policy | Cookies | Contact