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TAG Osiris-REX

Astronomy in Space with David Dickinson

Osiris-REX "TAGs" Bennu, Returns Stunning Views

See images and video from NASA’s Osiris-REX spacecraft as it samples the Nightingale site.

ATLAS with a tail

Explore the Night with Bob King

Comets Crawl through the Skies at Dawn and Dusk

Comets have been scarce since NEOWISE departed the scene. Not anymore. Suddenly, there are four fresh faces visible from dusk til dawn.

OSIRIS-Rex

Astronomy in Space with David Dickinson

Osiris-REX Successfully Collected Sample from Asteroid Bennu

NASA's Osiris-REX mission has successfully touched down on the asteroid Bennu to collect a sample of its surface for return to Earth.

Raw vs. Polished Image

Astrophotography: Tips & Techniques

Astro-Imaging: The Truth about Raw Data

What "comes off the camera" is remarkably different in astrophotography than most photographers expect coming from a digital camera experience.

Space Debris

Astronomy in Space with David Dickinson

Distant Space Debris a Threat to Satellites

New observations show we're not tracking a majority of debris in higher orbits.

Stars orbit black hole

Black Holes

Black Hole Scientists Win 2020 Nobel Prize in Physics

This year’s award goes to three researchers who played key roles in developing the theoretical and observational evidence for black holes.

Mars the magnificent

Celestial Objects to Observe

Behold Mars! The Best View Until 2035

After a two-years hiatus Mars returns big and bright at opposition on October 13th, its best apparition until September 2035.

Astrobotics

Astronomy in Space with David Dickinson

Two Lunar Lander Missions for 2021

Two commercial landers are set to head to the Moon next year.

Caroline's Cluster

Explore the Night with Bob King

Explore Caroline Herschel's Celestial Showpieces

More than 200 years ago Caroline Herschel pointed her telescope at the heavens and discovered some of the finest deep-sky objects. Follow in her footsteps and see them for yourself.

Cassiopeia in Ha

Imaging Foundations with Richard Wright

Do Science With Your Astrophotography

Astrophotography can be its own reward, but there are ways to dig deeper. Here are some ways to do quantitative science with your images.

2020 QU6

Solar System

Amateur Astronomer Finds Kilometer-size Asteroid

A grant from the Planetary Society enabled an amateur astronomer's discovery of kilometer-size asteroid 2020 QU6.

NTB via Juno

Celestial Objects to Observe

Stormy Times on Jupiter, Comet Howell Steps Up, and More

Colder weather might be coming, but don't pack away that telescope! You'll miss a powerful storm that's remaking Jupiter's North Temperate Belt, a returning comet, Mira on the rise, and a bright supernova in the Great Bear.

Lick Observatory

Professional Telescopes

Historic Lick Observatory Survives California Fire

The Lick Observatory, a major astronomical institution outside San Jose, has survived a devastating California wildfire mostly unscathed.

OGO 1

Astronomy in Space with David Dickinson

Half-ton OGO 1 Spacecraft Set to Reenter

NASA's Orbiting Geophysical Observatory 1, a bus-sized relic of the early Space Age, is set to reenter in the coming week.

Algol

Astronomy and Stargazing Projects

Take a Roller Coaster Ride on a Fast Eclipsing Binary

How would you like to see a star drop two magnitudes in the time it takes to eat dinner? Easy to do. Just check out one of these fast eclipsing binaries — they'll make your head spin.

Astronomy in Space with David Dickinson

Iconic Arecibo Radio Dish Damaged

A broken support cable at the Arecibo radio observatory brings operations to a halt.

Supernova in a galaxy

Imaging Foundations with Richard Wright

The Scientific Value of "Pretty Pictures"

Even processed images still contain data that's of scientific value.

407 Perseid composite

Meteors

Perseids Peak August 11–12 — Get Ready for the Show

The Perseid meteor shower is like no other. Every August it delivers up to 100 meteors an hour in pleasant weather conducive to getting outside and staying up late. What's more, most kids still aren't in school, making it possible for the entire family to enjoy the event.

Earth vs Hayabusa 2

Spacecraft and Space Missions

Potential New Targets for Japan's Hayabusa 2 Mission

The Hayabusa 2 team has laid out a proposal for an extended mission to one of two asteroids after the spacecraft's sample return this December.

Perseverance launch

Solar System

NASA Launches Perseverance Rover for Mars

NASA’s Perseverance rover heads to the Red Planet.

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