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Moon and Venus on October 7, 8, 9 and 10
The young moon and Venus will be near each other in the sky from about October 7 to 10, 2021. The Southern Hemisphere has the best view!
October 7, 2021
Where are the water worlds? New tool to find out
Where are the water worlds? Since water means life (as we know it), scientists studying exoplanets want to know. A new tool might help find them.
October 6, 2021
Super-Earth, mini-Neptune or sub-Neptune?
The exoplanet community hasn't yet converged on the best name for exoplanets that are 1.7 - 3.5 Earth-radii. Super-Earth, mini-Neptune, sub-Neptune?
October 6, 2021
1st ocean drone video from inside a hurricane
An ocean drone entered a powerful hurricane churning in the Atlantic Ocean on September 30, 2021, sending back the first video from a drone inside a hurricane.
October 5, 2021
Hello, Mercury! BepiColombo speeds by
Hello, Mercury! BepiColombo is a Mercury mission, due to arrive in earnest in December, 2025. Along the way, it needs help to get there.
October 2, 2021
Earth is dimming due to climate change
Scientists used measurements of earthshine, plus satellite data, to learn that Earth is dimming due to the warming oceans.
October 2, 2021
Artificial intelligence’s racial and gender bias problem
Artificial intelligence sometimes discriminates by race and sex. Rights-based regulations are needed to ensure that AI will not exacerbate inequalities.
October 1, 2021
Circumtriple planet suspected: a planet orbiting 3 stars
Scientists believe a planet (or more) orbits the triple star system GW Orionis. This would be the first circumtriple planet discovered.
October 1, 2021
Landsat: 5 decades of imagery and data
The Landsat program, the longest space-based record of Earth’s surface, helps policy makers make decisions about our resources and environment.
October 1, 2021
Daylight fireball tracked to Earth
Scientists tracked a daylight fireball to Earth using images from video of the event that occurred over countries near the Adriatic Sea.
September 30, 2021
