A Mars-sized planet was found just 31 light-years away, orbiting its star every eight hours and having 55 percent the mass of the Earth, leading scientists to conclude it’s mostly made of an iron-nickel core.

The post Jul 11th: Lightweight Mars-sized Planet Found in TESS Data appeared first on 365 Days of Astronomy.

The night sky isn’t still. It’s full of brief, brilliant flashes called transient objects. In this episode we explain what they are, why they matter, and how you can help chase them!

The post Jul 10th: Chasing Cosmic Fireflies: A Guide to Transient Objects appeared first on 365 Days of Astronomy.

Some comets orbit the Sun on a regular basis, but others come in from deep space, a region known as the Oort Cloud. What causes them to make this journey, and will we ever be able to explore the Oort Cloud?

The post Jul 9th: It Came From Deep Space! appeared first on 365 Days of Astronomy.

How do we actually define voids? Are there regions within them that are truly empty? What would it be like to be inside one?

The post Jul 8th: Are the Cosmic Voids Really Empty? appeared first on 365 Days of Astronomy.

Normally we try to end the season on a high note. But here's the unfolding news: NASA’s new budget is here, and it’s 25% smaller.

The post Jul 7th: Science in Crisis – NASA’s New Budget appeared first on 365 Days of Astronomy.

Asteroid hunters watch the skies, tracking space rocks that could pose a threat to Earth. At the same time, scientists search the cosmos for alien oceans, hoping to find signs of life beyond our world.

The post Jul 6th: Recoveries & Destination Enceladus appeared first on 365 Days of Astronomy.

Let’s time-travel to the moment astronomers captured the first direct image of a planet being born — orbiting a young star still in the making. A glimpse into planetary formation in action!

The post Jul 5th: First Ever Picture of a Baby Planet! appeared first on 365 Days of Astronomy.

Join us as we look at two parallel stories - the development of the Vera Rubin Observatory and the SpaceX Starship rocket. Both projects are 20 years in the making

The post Jul 4th: 2 Tales of 2 decades: Rubin Observatory & SpaceX Starship appeared first on 365 Days of Astronomy.

The Actual Astronomy Podcast presents The Observer’s Calendar for July 2025. In this episode we talk about how to see Mercury, the Moon as it pairs with Spica, Antares, Saturn, Jupiter, several carbon stars and some deep sky objects like M6&M7.

The post Jul 3rd: The Observer’s Calendar for July 2025 appeared first on 365 Days of Astronomy.

Today Awesome Astronomy has terrible news from LIGO, the end of Milkomeda, Light pollution paradox, Vera Rubin first light, a new satellite from Wales, spaceX kablooie, leaks on the ISS and of course the usual skyguide and emails! Phew!

The post Jul 2nd: Vera Rubin, Welsh Satellites and LIGO disaster appeared first on 365 Days of Astronomy.