Cool new Hubble portrait of Jupiter’s storms

A beautiful new image of Jupiter from the Hubble Space Telescope – captured in August 2020 – shows the planet’s icy moon Europa as well as several famous storms in Jupiter’s atmosphere.

Giant ‘survivor’ planet found orbiting dead star

For the first time, astronomers have detected a planet orbiting a white dwarf star. If further confirmed, the discovery shows that some planets could survive the destruction of their sun-like stars, and some might even remain potentially habitable.

September equinox: All you need to know

The equinox is September 22.

What are white dwarf stars?

White dwarfs are dead stars. A single white dwarf contains roughly the mass of our sun in a volume no bigger than our planet. Our sun will become a white dwarf someday.

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Are day and night equal at the equinox?

Equinox means “equal night.” And you might hear that day and night are equal at the equinoxes. Yet Earth’s atmosphere and our sun team up to give us more day than night at an equinox.

What’s the youngest moon you can see with your eye alone?

It has long been a sport for skywatchers to spot the youngest possible crescent moon after sunset, with the eye alone. What does it take to see a very young moon? Details here.

Zodiacal light: All you need to know

The zodiacal light is an eerie light extending up from the horizon before true dawn begins. Southern Hemisphere? Look after sunset!

Wow! Jupiter might have 600 moons

Astronomers in Canada say they have found evidence for 45 new tiny moons orbiting Jupiter, and that the planet may have a staggering 600 such moons in total.

Advice from an astronaut

For anyone who wants to grow up and be an astronaut …. here’s a lovely video with advice from ESA astronaut Luca Parmitano.

Solar Cycle 25 Is here

The sun has passed from one of its 11-year activity cycles into another. Scientists predict the new cycle – Solar Cycle 25 – will be about as calm as the previous one.

Earth’s glaciers and ice sheets are melting

Several new studies released in recent weeks paint a dire picture of the ongoing melting of Earth’s freshwater ice sheets and glaciers, 99% of which are found in Greenland and Antarctica.

Northern Hemisphere just had its hottest summer on record

Not only was August 2020 the 2nd-warmest August on record, but the Northern Hemisphere had its warmest summer on record, and the globe as a whole had its 3rd-hottest 3-month season.

New moon is September 17, 2020

New moons generally can’t be seen. They cross the sky with the sun during the day. This month’s new moon happens on September 17, 2020, at 11:00 UTC.