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Mars helicopter spots rover’s landing gear debris
NASA's Mars Helicopter has sent back some incredible new photos of the backshell and parachute that helped the Perseverance rover land over a year ago.
May 4, 2022
More Starbase delay. But SpaceX rockets ahead
The FAA has announced another month-long delay its initial environmental assessment of SpaceX’s Starbase in Boca Chica, Texas.
May 3, 2022
Why are east and west on the sun reversed?
East and west on the sun are opposite from what you might expect. On the sun, east is to the left and west is to the right. Learn why here.
May 3, 2022
Two new giant dinosaur species solve a mystery
Two new species of dinosaur - the largest predators in their ecosystems - solve the mystery as to why herbivore populations didn't expand unchecked.
May 3, 2022
A Grand Solar Minimum? Or a normal sun?
A Grand Solar Minimum happens when the peaks of several solar cycles in a row show less than average intensity. Are we in one?
May 2, 2022
Planetary conjunction photo gallery, spring 2022
View images of the planets lined up in the morning sky from this spring, 2022. The planetary conjunction of Venus and Jupiter draws the eye.
May 1, 2022
What does the sun’s X-ray flux tell us?
Solar physicists often speak of the sun's X-ray flux as being high, or low. Solar flares are like waves on the background ocean of the sun's X-ray flux.
May 1, 2022
‘Hobbits’ among us? An anthropologist says maybe
A professor of anthropology says a population of Homo floresiensis, nicknamed Hobbits, believed extinct for 50,000 years, may still exist in Indonesia.
May 1, 2022
Plate tectonics clues found in ancient crystals
A new study of ancient zircon crystals found in South Africa and other locations shows that plate tectonics on Earth began about 3.8 billion years ago.
May 1, 2022
How Pluto got its name
Eleven-year-old Venetia Burney named Pluto for a god of the underworld. The name also honored Percival Lowell, the pioneering astronomer.
May 1, 2022
