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Capstone spacecraft in orbit around Moon (art)

Spacecraft and Space Missions

Successful Launch of Capstone, the Lunar Gateway Pathfinder

Capstone, a small pathfinder spacecraft with a big mission, launched today to pave the way for crewed return to the Moon.

Impact Crater

Astronomy and Society

Found: Booster Impact Crater on the Farside of the Moon

The Lunar Reconnaissance Orbiter mission has found the impact site created March 4th. The crater might help reveal the impactor's identity.

Dawn planet line

Explore the Night with Bob King

Solar System Gets its Ducks in a Row

We'll have not one but many opportunities to enjoy a rare lineup of the bright planets over the next few weeks. Amazingly, they'll be aligned in order of their distance from the Sun.

the broken remains of white machinery in the center of orange and grey dust

Cosmic Relief with David Grinspoon

Crash as Trash

When should we start thinking about cleaning up our space junk on Mars?

Percy

Astronomy in Space with David Dickinson

Perseverance Watches Wild Winds on Mars

NASA’s Perseverance rover is recording the windy weather in Jezero Crater, chronicling its role in making the Red Planet dusty.

Tau Herculid fireball

Explore the Night with Bob King

Tau Herculid Meteors Surprise and Delight

We touch on the highlights of the memorable Tau Herculid meteor shower and also report on the recent outburst of the recurrent nova U Scorpii.

Full Moon

Why We Look Up with Jennifer Willis

Lunaphiles, Unite!

The Moon is our most obvious and immediate celestial companion. For many stargazers, the Moon was our first astronomical love.

Big Dipper

Explore the Night with Bob King

A New Way to See the Big Dipper

Unlike most asterisms, many of the Big Dipper's stars really are physically connected. They belong to a loosely bound stellar stream called the Ursa Major Moving Cluster.

Mars InSight

Spacecraft and Space Missions

NASA's Insight Lander Detects Monster Marsquake

NASA’s Mars Insight lander witnessed the largest quake detected on another world at just the right time — as the lander begins to run low on power.

November 2021 Lunar eclipse

Explore the Night with Bob King

Witness a Total Lunar Eclipse on Sunday, May 15–16

The full Flower Moon ducks inside Earth's shadow in a total lunar eclipse this month. We help you prepare for all the highlights of the special event.

black hole surrounded by a glowing orange ring

Black Holes

Astronomers Unveil Image of the Milky Way’s Central Black Hole

Using a worldwide array of telescopes, the Event Horizon Telescope team has given us our first look at Sagittarius A*.

Saturn 1994 white spot HST

Why We Look Up with Jennifer Willis

In Praise of Small-Scope Astronomy

Many an amateur astronomer has desired a bigger telescope, but sometimes it's worth taking a moment to appreciate what we have.

The merger of a black-hole binary

Black Holes

10 New Merger Events in Gravitational-Wave Data

An independent team has found additional black hole mergers in LIGO data.

Naked eye sunspots

Explore the Night with Bob King

How to Observe and Measure Naked-eye Sunspots

As Solar Cycle 25 ticks up, naked-eye sunspots are becoming more frequent. They're not only fun to observe, but with this simple method you can determine just how big they are. We also have news on a bright supernova!

Osiris-APEX

Solar System

New Target for Asteroid Probe: “Potentially Hazardous” Apophis

Once the primary mission of NASA's OSIRIS-REx is complete, the spacecraft will head toward a new destination: near-Earth asteroid Apophis.

Bright Lyrid

Explore the Night with Bob King

Celebrate Spring with the Lyrids

People have been watching the annual Lyrid meteor shower for more than 2,700 years. Come join the crowd!

Decadal Survey

Astronomy in Space with David Dickinson

What's in Store for the Next Decade of Planetary Science

Big winners in the planetary science decadal survey include a Uranus flagship mission, a orbiter and lander for Enceladus, and an emphasis on planetary defense.

an aerial shot of the earth at night with bright yellow lights on a dark background

Cosmic Relief with David Grinspoon

Searching for Intelligence on Earth

Space exploration can serve as an antidote to war. And vice versa.

Why We Look Up with Jennifer Willis

Starlit Legacy

Share the joy of stargazing and become part of the legacy of astronomy.

Comet ATLAS (C/2019 L3)

Comets

Comets to View in 2022

Like comets? We've got 11 frozen fuzzies to share with you in the coming months, including a couple that could become fine binocular objects.

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