# Walter Baade

ထိပ်တန်း Podcast တခုကိုဖြစ်စဉ်များ
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The night sky for July 2019

Northern Hemisphere Ian Morison tells us what we can see in the Northern Hemisphere night sky during July 2019. The Planets Jupiter, shining initially at magnitude -2.6 and falling to -2.4, reached opposition on June 10th and is thus visible towards the south as darkness falls. Its angular size d…

Radio Galaxies

Transcript: About one percent of all galaxies and ten percent of all active galaxies have high levels of radio emission. Stars like the Sun and all other normal stars have very low levels of radio emission. So the sum of stellar populations can not produce such radio emission. In 1944 the amateu…

Neutron Star

Transcript: In 1934 American astronomers Walter Baade and Fritz Zwicky speculated that the result of a supernova explosion might be a formation of what they called a neutron star. If the burned out core of a massive star is more than 1.4 times the mass of the Sun, degeneracy pressure of the electr…

S8 Ep819: From Radar Research to Stellar Nucleosynthesis Fred Hoyle, born in West Yorkshire in 1915, spent his childhood immersed in the cinema where his mother worked as a pianist, performing classical music for silent films and providing the environment where Hoy

From Radar Research to Stellar Nucleosynthesis Fred Hoyle, born in West Yorkshire in 1915, spent his childhood immersed in the cinema where his mother worked as a pianist, performing classical music for silent films and providing the environment where Hoyle taught himself to read by watching the o…

How Do We Measure the Distance to the Stars? - The Cosmic Distance Ladder | Sleepy Facts About the Universe

Got something to say to this podcast? Send a voicemail, and you might hear yourself on the next episode! For two thousand years, the absence of a visible shift in the stars was considered proof that Earth stood still. The logic was perfectly sound, yet entirely wrong. The stars were not motionless;…

What Happens When a Star Explodes and Leaves Nothing Behind? - The Primordial Stars That Forged the Periodic Table | Sleepy Facts About the Universe

Got something to say to this podcast? Send a voicemail, and you might hear yourself on the next episode! The universe began with a remarkably simple chemical inventory: hydrogen, helium, and trace amounts of lithium. For a hundred million years, there was no carbon, no oxygen, and no iron. The tran…