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10 Oct 2023: levels.Eventually the electron will de-excite and jump down to a lower energylevel, emitting a new photon of specific frequency.

23 Oct 2023: Tb. Ho. Er. Tm. Yb. Hf. Dy. Figure 1.— Recent abundance determinations in five r-process rich stars, based upon new atomiclab data, compared with two solar system r-process only

31 Mar 2023: 2014;Hagan et al. 2018), which allowed the discov-ery of 12 other new debris discs in scattered light (Soummer et al.2014; Choquet et al. ... Figure 3. Spectral energy distribution of HD 16743. White data points areancillary photometry from the literature

24 Nov 2023: 16.1 A Little History. In 1572 the Danish astronomer Tycho Brahe observed a new star in theconstellation of Cassiopeia and described it in his book De Stella Nova(Latin for ... Concerning the New Star”), giving rise to the name nova.Novae are now

6 Nov 2023: Thus a new star is chemically homogeneous. This will change asthe star ages.

11 Jul 2023: 2018, e.g. cometC/2016 R2)). The recent New Horizons fly-by of Arrokothplaced upper limits on the release of hyper-volatiles (CO,. ... Jutzi & Benz 2017; Davidsson 2023).Collisions also expose new surface, such that volatiles canbe lost via sublimation

27 Mar 2023: the disc features.In this paper we present new ALMA observations of the. ... This allowed us to consider dif-ferent initial disc setups by varying the disc parameters in apost-processing step, without having to run a new simulationfor each setup.