Video: 2 minutes of cool ocean facts

Get a snapshot of some surprising facts in less than 2 minutes.

June 20 marks the middle of an eclipse season

When the lunar nodes pointed directly at the sun on June 20, 2020, the event marked the middle of the eclipse season. Shortly thereafter, an annular eclipse of the sun took place on June 21, 2020.

Watch for Jupiter, Saturn and the moon

Watch for the moon, Jupiter and Saturn around June 7, 2020. The moon is very bright now, so Jupiter and Saturn are specks in its glare. Jupiter is a brighter speck than Saturn.

Jupiter, Saturn, moon on June 6-8, plus a word about the daytime moon

If you stay up late on the nights of June 6, 7 and 8, 2020, you can glimpse the moon with the bright planets Jupiter and Saturn, ascending in the east. Or see them before daybreak.

Did ancient Mars have rings?

A new study of Mars' smallest moon Deimos, by scientists from the SETI Institute and Purdue University, suggests that the planet used to have rings a few billion years ago.

Black holes are like a hologram

The theory of relativity describes black holes as being spherical, smooth and simple. Quantum theory describes them as being extremely complex and full of information. New research now proposes a surprising solution to this apparent duality.

Scientists identify cleanest air on Earth

Researchers say they've identified the cleanest air on the planet - free from particles caused by human activity - over the Southern Ocean, which surrounds Antarctica.

Despite the full moon, comet Lemmon!

This faint comet - Comet C/2019 U6 (Lemmon) - is headed toward its perihelion, or closest point to the sun, on June 18. It's currently visible from the Southern Hemisphere, via strong binoculars, with a dark sky.

Did galactic crash trigger solar system formation?

The formation of the sun, the solar system and the subsequent emergence of life on Earth may be a consequence of a collision between our galaxy - the Milky Way - and a smaller galaxy called Sagittarius.

Strawberry Moon, penumbral lunar eclipse, on June 5

The moon will look full on June 4 and 5, 2020. We in the Northern Hemisphere will call it the Strawberry Moon. It'll shine near the star Antares. It'll undergo a very faint penumbral lunar eclipse.