A curious Calgarian took to Reddit to share that an entire model of the solar system appeared downtown near the Saddledome.

With New Horizons' flyby of Pluto, spacecraft launched by humans have now visited the nine biggest planets (dwarf or otherwise) orbiting the sun. Publications such as the New York Times have called ...

"It is possible that a planet once existed in the solar system but was later ejected, causing the unusual orbits we see today." Astronomers have discovered a massive new solar system body located ...

Our sun, currently in its prime, is expected to shine for another 5 billion years. Eventually, it will transform into a red giant, potentially engulfing inner planets. Afterward, it will become a ...

Aliza Chasan is a Digital Content Producer for "60 Minutes" and CBSNews.com. She has previously written for outlets including PIX11 News, The New York Daily News, Inside Edition and DNAinfo. Aliza ...

Astronomers have discovered an interstellar object speeding through our Solar System. Named 3l/ATLAS, the comet is estimated to be around six-12miles in length and is travelling at over sixty ...

Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby sun-like star, providing a precious peek into the dawn of our own solar system. It's an unprecedented ...

NASA has issued a chilling update on the mysterious 'interstellar object' racing through our solar system. The visitor from another star, dubbed 3I/ATLAS, was first spotted on July 1 as it reached 420 ...

Space is vast and mysterious, and every so often, an unexpected visitor changes our understanding of the cosmos. Such is the case with 3I/ATLAS, a third known interstellar object from outside of our ...

Aliens may have been closer to Earth than first thought. New research from NASA reveals that Ceres, the dwarf planet in the asteroid belt between Mars and Jupiter, harbored the right conditions to ...