Category Archives: Astronomy

The sky this week from October 8 to 15

saturday 9 octoberMercury reaches a conjunction below 12:00 p.m. EDT. This essentially places it directly between the Sun and the Earth, making the tiny planet invisible. But don’t worry, she’ll escape our star’s glare only to reappear in the morning sky later this month. Instead, try searching the morning sky for Comet 67P / Churyumov-Gerasimenko, […]

The centaurs of our solar system are half-asteroid, half-comet

(Inside Science) – Centaurs are among the strangest objects in the solar system. The first, nicknamed Chiron, was spotted orbiting more than a billion kilometers from the Sun in 1977 and was originally considered an asteroid. But a few years later, he was seen emitting a halo of gas – a “coma” – and a […]

Astronomy needs a new long-term approach, says new document

Paul M. Sutter is an astrophysicist at SUN Stony Brook and the Flatiron Institute, host of “Ask an astronaut” and “Space radio, “and author of”How to die in space. “ Sutter contributed this article to The expert voices of Op-Ed & Insights. New generation observatories, both on the ground and in space, have truly […]

Chinese Inaugural Planetary Science Conference

Held in Suzhou, Jiangsu Province of China in June 2021, the conference served to unite a large community of planetary scientists in China and hopes to become one of the most important global planetary science conferences in the future. Twenty years ago, China did not have its own space mission to exclusively study space physics, […]

Ask Astro: How and why do satellites orbit Lagrange points?

The Queqiao satellite orbits the L2 Lagrange point located behind the Earth and the Moon to relay communications from Chinese lunar landers to Earth. How is it able to orbit around this point if the gravitational forces are balanced there? Michael G. Blazeski Dillonvale, Ohio Lagrange points are locations around a two-body system where the […]

Bad astronomy | The BepiColombo mercury probe passes the planet and returns astonishing images

The weekend (October 1), European and Japanese space agency BepiColombo’s joint spacecraft overtook Mercury for the first time, just skimming 199 kilometers above the surface of the planet! It’s a close shave, but it was on Mercury night, so no images were taken. Soon after, however, when she was 2,418 km away, it took this […]

Obituary of Sir Antony Hewish | Astronomy

In 1967, a team led by radio astronomer Antony Hewish, who died at the age of 97, discovered pulsars, fast-pulsing radio sources that turned out to be due to spinning magnetized neutron stars, the remains ultra – Dense collapsed massive stars. It was one of the most exciting astronomical events of the second half of […]