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Showing 1–4 of 4 results

Advanced filters: Author: Stephan M. Birkmann Clear advanced filters

A warm Neptune’s methane reveals core mass and vigorous atmospheric mixing

Observations of the warm Neptune WASP-107b show that the planet has a hot interior with an intrinsic temperature of about 460 K.

David K. Sing
Zafar Rustamkulov
Jeff A. Valenti
ResearchOpen Access20 May 2024
Nature

Volume: 630, P: 831-835
No cold dust within the supernova remnant Cassiopeia A

Oliver Krause
Stephan M. Birkmann
Karl D. Gordon
Research02 Dec 2004
Nature

Volume: 432, P: 596-598
Tycho Brahe’s 1572 supernova as a standard type Ia as revealed by its light-echo spectrum

This study reports an optical spectrum of Tycho Brahe's supernova near maximum brightness, obtained from a scattered-light echo more than four centuries after the direct light of the explosion swept past Earth. It is found that SN 1572 belongs to the majority class of normal type Ia supernovae.

Oliver Krause
Masaomi Tanaka
Ken’ichi Nomoto
Research01 Dec 2008
Nature

Volume: 456, P: 617-619
Identification of carbon dioxide in an exoplanet atmosphere

Transmission spectroscopy observations from the James Webb Space Telescope show the detection of carbon dioxide in the atmosphere of the gas giant exoplanet WASP-39b.

Eva-Maria Ahrer
Lili Alderson
Sebastian Zieba
ResearchOpen Access02 Sept 2022
Nature

Volume: 614, P: 649-652