This Week's Sky at a Glance, April 26 – May 5
All the planets now huddle around our line of sight toward the Sun. However, these moonless evenings present us the Spring Triangle, the Great Diamond with a sugar sprinkle on its edge, and the Pointers aligned vertically.
Sail into the Southern Skies with Vela
The large constellation Vela contains many hidden treasures.
How Saturn’s Moon Mimas Might Have Melted
Maybe everything in the outer solar system is an ocean world.
Meteorites Tighten Timeline for Giant Planets’ Movement through the Solar System
By linking a family of meteorites on Earth to their relatives in the asteroid belt, scientists have arrived at a new understanding of the giant planets' movement early in the solar system's history.
Sky & Telescope Joins the Northeast Astronomy Forum
Sky & Telescope met with readers old and new at the annual Northeast Astronomy Forum.
Watch a Hotspot Orbit Our Galaxy's Black Hole
Astronomers have reconstructed a 3D video of hot gas orbiting a stone’s throw away from our galaxy’s central black hole.
This Week's Sky at a Glance, April 19 – 28
Springtime Leo walks high in the south, springtime Hydra snakes a quarter of the way around the celestial sphere, and the bright Moon aligns with Spica.
Astronomy in Space with David Dickinson
See Amazing Views of the April 8th Total Solar Eclipse from Space
Millions of viewers were wowed by last week’s total solar eclipse. Now, we get to see the eclipse from another angle: space.
Amateur Astronomers Caught Sungrazing Comet during Solar Eclipse
Wide-field photos of the total solar eclipse taken by several astronomers along the path of totality, caught a comet approaching the Sun.
Explore the Night with Bob King
Jupiter Meets Uranus in Twilight; Supernova Erupts in Nearby Spiral Galaxy
Jupiter aligns with distant Uranus before it exits the evening sky as a bright supernova flares in the southern galaxy NGC 3621.
NASA Struggles to Find Way Forward for Mars Sample Return
NASA's Perseverance mission has been collecting samples for later retrieval and return to Earth. Now, it's unclear how we'll get those samples home.
See What Happens When Stars Collide
A star in the constellation Norma appears to have been created when two stars merged.
This Week's Sky at a Glance, April 12 – 21
Jupiter is easy to spot, shining low in the west at nightfall. Near it are Uranus and Comet Pons-Brooks, tougher catches that require binoculars or a wide-field telescope — and some finding skills.
The Planet K2-18b May Not Be Habitable After All
New research suggests Exoplanet K2-18b may actually be a gas-rich planet with no habitable surface instead of a habitable water world.
Plan Now for the 2026 Total Solar Eclipse in Europe
On August 12, 2026, a total solar eclipse will be visible across Greenland, Iceland, and Spain, with plenty of inspiring itineraries.
The Totality Experience: S&T’s Eclipse Stories
With Sky & Telescope’s editors and writers scattered across the eclipse path, we have dozens of stories to share. Here are a few.
11 Things to Take With You the Day of the Solar Eclipse
You might have your eclipse-viewing plans all worked out, but have you thought about all the other things you might need?
This Week's Sky at a Glance, April 5 – 14
Venus and Jupiter may shine through the blue sky during the April 8th solar eclipse even if the eclipse for you is only deep partial. After dark, Orion walks down in the southwest.
Where to Watch the Total Solar Eclipse Online
Watch the total solar eclipse — alongside interviews with scientists and astronauts — with these livestreams.
What Will the Sun's Corona Look Like During Totality?
The eclipse is coming up, and already scientists have predicted the appearance of the solar corona on the big day.