In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

He intended for comet hunters to avoid them since they ... Some were gaseous, star-forming regions, such as the Orion nebula, or M42 – the 42nd object in Messier’s catalog – while others ...

The Orion Nebula is a picture book of star formation ... Messier 1 better known as the Crab Nebula, Charles Messier originally mistook Messier 1 for Halley’s Comet, which inspired him to create his ...

In addition to the 12 zodiacal constellations, the Moon can appear in front of stars in Auriga, Cetus, Corvus, Ophiuchus, Orion ... Why is Halley’s Comet famous? The main reason is that it ...

An international research team led by the University of Vienna has discovered that the solar system traversed the Orion ...

Orion Nebula: It is a cloud of dust and gas located in the constellation Orion. Thousands of stars are being born there. NGC 281: Dark, dense clumps of gas and dust known as 'Bok globules' can be ...

Look for the Orion constellation and the Orion Nebula (Messier 42)—our solar system came from that direction." The increased dust from this galactic encounter could have had several effects.

The middle star in the dagger is actually not a star, but the Orion Nebula, which through a telescope is revealed to be a ...

In this episode, Dave Eicher invites you to go out and try to observe a celestial object that’s quite difficult to see — the ...

The 1840s eruption created the Homunculus Nebula, transforming this binary star system into a unique object. Its cause remains unknown. The giant red nebula (NGC 2014) and its smaller blue ...