Space

NASA engineers are prepping the miniature Mars helicopter Ingenuity for its 53rd flight across the surface of the Red Planet after re-establishing contact following a two-month radio blackout due to a Martian hill blocking line-of-sight communications with the Perseverance rover.

In the autumn of 2002, I had a not-so-typical observing experience. My wife and I lived in El Paso, Texas, and we had a small observatory just a stone’s throw from our house. About 2 a.m. one morning, I walked out to the building to observe some double stars. When […]

As the U.S. celebrated July 4, the sun hosted its own fireworks display in the form of a coronal mass ejection “double punch” that NASA predicts could strike Earth on Friday (July 7).

Live coverage of the countdown and launch of the final Ariane 5 rocket, which is being retired after 27 years of service. Liftoff from the Guiana Space Center, the European spaceport in South America, is now scheduled for no earlier than Wednesday, July 5.

In his 1888 book Astronomy With an Opera-Glass, Garrett Serviss wrote: “The Milky Way, streaming down out of the northeast, pours, in a luminous flood, through Sagittarius, inundating that whole region of the heavens with seeming deeps and shallows, and finally bursting the barriers of the horizon.” Hidden within the […]

The James Webb Space Telescope has spied a distant galaxy that represents the wreckage of a titanic collision between two galaxies 500 million years ago.

The James Webb Space Telescope spots 10 young galaxies strung out like gems along a cosmic filament.

When stars go supernova, do they all produce the same heavy elements? How do the percentages compare for these elements in each star? Dale MillerSpringfield, Ohio Isn’t it amazing that the heavy elements we see here on Earth were created by stars going supernova? The short answer to your question […]

Astronomer Gianluca Masi and the Virtual Telescope Project in Rome will be livestreaming the Full Buck Moon, starting at 5 p.m. ET on Monday (July 3).

The European Space Agency launched its $1.5 billion Euclid space telescope Saturday, an ambitious, first-of-a-kind attempt to pin down the nature of dark matter, an unknown material pervading the cosmos, and dark energy, the mysterious repulsive force that is speeding up the expansion of the universe.