The Superkilonova Symphony: Merging Stars Inside Exploding Ones (AT2025ulz and S250818k)
In this episode, we dive into a groundbreaking discovery that may have revealed a brand-new category of cosmic explosion: the Superkilonova. On August 18, 2025, gravitational-wave detectors picked up ...
12 Tammi 17min
MeerKAT’s Deep Gaze: Unveiling the Radio Ghosts of V4641 Sgr
In this episode, we dive into a groundbreaking discovery made with the **MeerKAT radio telescope**: a massive, symmetric **"bow-tie" shaped radio structure** surrounding the black hole system **V4641 ...
9 Tammi 16min
Breaking the Redshift Barrier: H.E.S.S. and the Distant Blazar PKS 0346−27
In this episode, we dive into a groundbreaking discovery in high-energy astrophysics: the detection of the blazar PKS 0346−27 at a redshift of $z = 0.991$. This makes it one of the most distant object...
6 Tammi 15min
The Super PeVatron: LHAASO Unlocking the High-Energy Secrets of Cygnus X-3
In this episode, we dive into a groundbreaking discovery from the **Large High Altitude Air Shower Observatory (LHAASO)**. For decades, the microquasar **Cygnus X-3** has been "an astronomical puzzle,...
23 Joulu 202513min
Chasing Cosmic Ghosts: The Global Multi-Messenger Hunt for Neutrino Sources
In this episode, we dive into the cutting-edge world of multi-messenger astronomy. We explore how scientists are using a global network of specialized telescopes to solve one of the greatest mysteries...
22 Joulu 202513min
V1723 Sco and V6598 Sgr: Decoding the Fastest and Brightest Gamma-Ray Eruptions
Classical novae, thermonuclear eruptions on the surface of a white dwarf in a binary system, are known sources of high-energy gamma-rays detected by the Fermi-LAT. This episode explores a multi-wavele...
18 Joulu 202514min
Exploding Star in the Early Universe: The SVOM Discovery of GRB 250314A
Join us as we explore the remarkable cosmic event, **GRB 250314A**, an exploding star detected deep within the early Universe. This long gamma-ray burst (LGRB), observed by the SVOM satellite, was spe...
10 Joulu 202517min
Satellite megaconstellations will threaten space-based astronomy
The rapid expansion of Low Earth Orbit (LEO) satellite megaconstellations is creating a growing threat to space-based astronomy, challenging the long-held perception that space telescopes are immune t...
8 Joulu 202514min
