Video: Comet Leonard over One Hour
25.01.2022

Which direction is this comet heading? Judging by the tail, one might imagine that Comet Leonard is traveling towards the bottom right, but a full 3D analysis shows it traveling almost directly away from the camera.

Comet NEOWISE Rising over the Adriatic Sea
26.07.2022

This sight was worth getting out of bed early. Two years ago this month, Comet C/2020 F3 (NEOWISE) rose before dawn to the delight of northern sky enthusiasts awake that early. Up before sunrise...

Odysseus and The Dish
1.03.2024

Murriyang, the CSIROБs Parkes radio telescope points toward a nearly Full Moon in this image from New South Wales, Australia, planet Earth. Bathed in moonlight, the 64 meter dish is receiving weak radio signals from Odysseus, following the robotic lander's February 22 touch down some 300 kilometers north of the Moon's south pole.

APOD: 2024 May 20 Б Aurora Dome Sky
20.05.2024

It seemed like night, but part of the sky glowed purple. It was the now famous night of May 10, 2024, when people over much of the world reported beautiful aurora-filled skies. The featured image was captured this night during early morning hours from Arlington, Wisconsin, USA.

Dione and Rhea Ring Transit
22.11.2025

Seen to the left of Saturn's banded planetary disk, small icy moons Dione and Rhea are caught passing in front of the gas giant's extensive ring system in this sharp telescopic snapshot. The remarkable image was recorded on November 20, when Saturn's rings were nearly edge-on when viewed from planet Earth.

APOD: 2025 November 24 Б Apep: Unusual Dust Shells from Webb
24.11.2025

What created this unusual space sculpture? Stars. This unusual system of swirls and shells, known as Apep, was observed in unprecedentedбdetail by NASAБs James Webb Space Telescope in infrared light in 2024. Observations indicate...

The Barren Moon
31.10.1996

The above photo, taken as the Apollo 17 astronauts orbited the Moon in 1972, depicts the stark lunar surface around the Eratosthenes and Copernicus craters. Many similar images of a Moon devoid of life are familiar to denizens of the space age.

M74: The Perfect Spiral
24.05.2003

If not perfect, then this spiral galaxy is at least one of the most photogenic. An island universe of about 100 billion stars, 30 million light-years away toward the constellation Pisces, NGC 628 or M74 presents a gorgeous face-on view to earthbound astronomers.

A Dust Devil Crater on Mars
30.12.2003

What caused the streaks in this Martian crater? Since the above image shows streaks occurring both inside and outside the crater, they were surely created after the crater-causing impact. Newly formed trails like these...

Pastel Planet, Triple Eclipse
11.11.2004

This false-color image of banded gas giant Jupiter shows a triple eclipse in progress on March 28 - a relatively rare event, even for a large planet with many moons. Captured by the Hubble Space...