Space
Atmosphere of lava planet: ‘A cloudy, reflective sunscreen’
New observations of super-Earth TOI-561 b by the Webb telescope show again that the atmosphere of lava planet TOI-561 b does exist, and is very reflective.
Sun
Sun news: Powerful sunspot region facing Earth
Sun news November 10, 2026: Sunspot AR4566 faces Earth and fired 18 C flares over the past day. Could it send an eruption our way?
Astronomy Essentials
Tonight

Visible planets and night sky guide for November

Visible planets and night sky guide: Look for bright Jupiter and red Mars! They are getting closer each day and will appear closest together on November 15–17.
Tonight

See the Summer Triangle in the northern autumn sky

Look west in the evening to see the Summer Triangle in autumn. Its 3 bright stars - Vega, Deneb and Altair - are in 3 different constellations.
Earth

The enormous oarfish could inspire new ways to explore the ocean

The giant oarfish has a remarkable fin that could inspire quieter underwater robots and open new possibilities for ocean exploration and conservation.
Human World
Space

Carl Sagan born 92 years ago today

Carl Sagan was born on November 9, 1934. He contributed to science and helped millions around the globe see why astronomy matters.
Space

Backward world? Rubin finds a retrograde object past Neptune

The Rubin Observatory in Chile has discovered a retrograde object in our solar system. It circles the sun in a highly inclined orbit beyond Neptune.
Moon Phases

Do we all see the same moon phase from Earth?

No matter where you are on Earth, we all see the same moon phase. So why can the moon look tilted, or even upside down, depending on where you are?
Space

Active volcanoes on Mars? Noxious gas discovery says — maybe

Are there still active volcanoes on Mars? New detections of hydrogen chloride from below the surface suggest flowing magma.
Earth

Traces of dinosaur blood found for the 1st time?

For the 1st time, scientists say they've found traces of dinosaur blood. It comes from a 115-million-year-old fossil dinosaur bone from Brazil.