It's not yet clear why researchers decided to point Webb in its direction, but little is known about the nebula, including the mass of the star creating it. That matters because a more massive star could eventually explode as a supernova, while a smaller, sun-like star would keep shrugging off layers of material until only a dense core remains and cools over time.
Москвичи пожаловались на зловонную квартиру-свалку с телами животных и тараканами18:04
Фото: Prostock-studio / Shutterstock / Fotodom。业内人士推荐快连下载-Letsvpn下载作为进阶阅读
The US is under pressure to return to the Moon. China is aiming for a lunar landing by 2030, and has been making steady progress towards this.。业内人士推荐heLLoword翻译官方下载作为进阶阅读
進步改革中心的詹姆斯·古德溫（James Goodwin）說，對目前被排除在聯邦權力之外的自由派而言，出路可能是在左翼立場上打造一份規模相當的新政策藍圖。
Read the full story at The Verge.。WPS官方版本下载对此有专业解读