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    When is my earliest sunset?

    For the southernmost US and similar latitudes, the earliest sunsets of the year are happening now. Your earliest sunset depends on your latitude, but always comes before the winter solstice.

    Why not an eclipse at every full and new moon?

    If the Earth and moon orbited on the same plane around the sun, we’d have a total solar eclipse – and a total lunar eclipse – every month. As it is, in 2020, there are 6 eclipses: 2 solar and 4 lunar.

    What is an eclipse season?

    There are many cycles in the heavens. An eclipse season describes one of the most interesting. When we’re in the midst of one, as we are now, an eclipse is inevitable.

    China’s Chang’e 5 mission is orbiting the moon!

    China’s robotic Chang’e 5 will be the 1st sample-return from the moon since the 1970s. It launched successfully last week atop a Chinese Long March 5 rocket. Now it’s reported to have entered orbit around the moon.

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    Monster sunspot AR2786 swings into better view

    The sun is becoming active again as it enters Solar Cycle 25. This week, scientists’ predictions of sunspots were proven via photos from astronomers around the world. Giant sunspot AR2786 can be viewed with proper filters and may create strong flares that reach Earth.

    November’s full moon falls on November 30

    November’s full moon is at 09:29 UTC November 30, but it will look full before and after that date.

    Asteroid 2000 WO107 passes safely November 29, closer in subsequent flybys

    Asteroid 2000 WO107 passes Earth safely on November 29, 2020, at 11 times the moon’s distance. Look here for images, charts and more information.

    Curiosity rover spots signs of ancient megafloods on Mars

    We already know that Gale Crater on Mars used to hold a lake or series of lakes a few billion years ago. Now, NASA’s Curiosity rover has found evidence for ancient giant floods that washed through the region as well.

    Seeing things that aren’t there? It’s called pareidolia

    Seeing a dragon in a patch of clouds or a face on the moon, are examples of what’s called pareidolia. Take a look at these photos to test your own abilities to recognize patterns.

    To reduce chances of spreading coronavirus, keep indoor air clean

    Being indoors with other people is a recipe for spreading the coronavirus. But removing airborne particles through proper ventilation and air filtration can reduce some of that risk.

    Epidemiologist explains CDC guidance on 15 minutes of exposure

    New guidance from the CDC says that 15 minutes of exposure – regardless of whether that occurs at one time – can result in transmission of the coronavirus.

    Is Mars still volcanically active?

    A new study of geologically young lava flows in Elysium Planitia suggests that Mars might still have residual volcanic activity below its surface. The finding could also correlate with seismic activity detected by the InSight lander in the same region and may have implications for possible Martian life.

    Is Earth’s new mini-moon a 60s-era rocket booster?

    A mysterious object discovered in September has now become a new mini-moon for Earth. It appears to be a lost-and-found 60s-era rocket from the Surveyor 2 moon mission, launched from Earth more than 50 years ago.

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