Spektrum (inoffiziell)Mittels des Teleskopverbunds CHARA auf dem Mount Wilson gelang es, dunkle Flecken auf dem Polarstern sichtbar zu machen. Auch konnte sein naher Begleiter gesichtet werden.<a href="https://anonsys.net/search?tag=Ploarstern" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Ploarstern</span></a> <a href="https://anonsys.net/search?tag=Cepheid" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Cepheid</span></a> <a href="https://anonsys.net/search?tag=DeltaCephei" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>DeltaCephei</span></a> <a href="https://anonsys.net/search?tag=Polaris" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Polaris</span></a> <a href="https://anonsys.net/search?tag=Ver%C3%A4nderlicherStern" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>VeränderlicherStern</span></a> <a href="https://anonsys.net/search?tag=Pulsationen" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Pulsationen</span></a> <a href="https://anonsys.net/search?tag=Interferometer" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Interferometer</span></a> <a href="https://anonsys.net/search?tag=MountWilson" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>MountWilson</span></a> <a href="https://anonsys.net/search?tag=Astronomie" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astronomie</span></a><br><a href="https://www.spektrum.de/news/astrophysik-der-polarstern-hat-flecken/2229244" rel="nofollow noopener noreferrer" target="_blank">Der Polarstern hat Flecken</a>