This one telescope is enabling us to deduce not just the chemical and mineral compositions of distant worlds, but their ...

What would Earth be like if there were no Moon? Peter Allen RhodesNorth Bellmore, New York Without the Moon, Earth's geology, ...

Solar emissions exert 'drag' on space junk orbiting Earth. From historical measurements across a period of 36 years, ...

A growing number of researchers in the field are using their expertise to fight the climate crisis. By Katrina Miller and Delger Erdenesanaa On the morning of Jan. 18, 2003, Penny Sackett, then ...

Using MIRI (Mid-Infrared Instrument) on board the James Webb Space Telescope (JWST), a team of researchers led by former MPIA ...

From Mars, Earth transits the Sun four times in a 284-year cycle. The transits occur in either May or November at intervals of 100.5, 79, 25.5, and 79 years. During these events, Earth and the Moon ...

The discovery of a new celestial object in the Earth's neighborhood has created a buzz online asking whether the planet now has a second moon in its orbit. Any thoughts that Earth is now going to be ...

Astronomy and commercial space are often portrayed as being on a collision course, yet their futures are deeply intertwined. As satellite constellations expand, astronomers raise concerns about trails ...

Light travels at a whopping 299,792 kilometers per second. It zips from Earth to the Moon in a heartbeat, clears the orbit of Mars in minutes, and even reaches Jupiter in less than an hour.

With Mercury joining the show, all seven of Earth’s celestial neighbors will be present at dusk this week. By Katrina Miller Astute skywatchers may have already seen the striking line of planets ...

Enjoy a full day of FREE family-friendly activities exploring sustainability on Earth and in space! Presented by Fiske Planetarium, Sommers-Bausch Observatory, and CU's Department of Astrophysical and ...