2026-04-26 00:00:00 UTC (Delta: 2026-04-25)

INTERSTELLAR VISITOR: 3I/ATLAS
- Barycentric speed: 60.31 km/s (-0.01 km/s)
- Crossing the Saturn's orbit in: 75 days

🌎 Relative to Earth
- Distance (km): 1,020,347,549.88 km (+7,531,239.22 km)
- Distance (AU): 6.82 (+0.05)
- Light travel time: 56 min 43.62 s (+25.12 s)

#3IAtlas #InterstellarObject

2026-04-25 00:00:00 UTC (Delta: 2026-04-24)

INTERSTELLAR VISITOR: 3I/ATLAS
- Barycentric speed: 60.32 km/s (-0.01 km/s)
- Crossing the Saturn's orbit in: 76 days

🌎 Relative to Earth
- Distance (km): 1,012,816,310.66 km (+7,549,855.94 km)
- Distance (AU): 6.77 (+0.05)
- Light travel time: 56 min 18.49 s (+25.18 s)

#3IAtlas #InterstellarObject

#Water from comet #3IAtlas is rarer than we thought

https://www.patreon.com/posts/water-from-comet-156473099

#DerStandard:
"
Der interstellare Komet 3I/Atlas stammt aus einem völlig andersartigen System
"
"Der dritte interstellare Besucher in unserem Sonnensystem liefert neue Überraschungen. Seine Zusammensetzung unterscheidet sich von allen bekannten Kometen"

https://www.derstandard.at/story/3000000317869/der-interstellare-komet-3iatlas-stammt-aus-einem-voellig-andersartigen-system?ref=niewidget

23.4.2026

#3IAtlas #Astronomie #Astrophysik #Deuterium #Komet #Milchstraße #Sonnensystem

RE: https://mathstodon.xyz/@juandesant/116454816378412994

Water D/H in 3I/ATLAS as a probe of formation conditions in another planetary system: https://www.nature.com/articles/s41550-026-02850-5 -> ALMA Reveals Interstellar Comet #3IATLAS Formed in a Far Colder World Than Our Own: https://www.almaobservatory.org/en/press-releases/alma-reveals-interstellar-comet-3i-atlas-formed-in-a-far-colder-world-than-our-own/ -> https://scicomm.xyz/@juandesant@mathstodon.xyz/116454816583306763

2026-04-23 00:00:00 UTC (Delta: 2026-04-22)

INTERSTELLAR VISITOR: 3I/ATLAS
- Barycentric speed: 60.35 km/s (-0.01 km/s)
- Crossing the Saturn's orbit in: 78 days

🌎 Relative to Earth
- Distance (km): 997,698,559.91 km (+7,585,334.92 km)
- Distance (AU): 6.67 (+0.05)
- Light travel time: 55 min 28.07 s (+25.30 s)

#3IAtlas #InterstellarObject

2026-04-22 00:00:00 UTC (Delta: 2026-04-21)

INTERSTELLAR VISITOR: 3I/ATLAS
- Barycentric speed: 60.36 km/s (-0.01 km/s)
- Crossing the Saturn's orbit in: 79 days

🌎 Relative to Earth
- Distance (km): 990,113,225.00 km (+7,602,151.98 km)
- Distance (AU): 6.62 (+0.05)
- Light travel time: 55 min 2.76 s (+25.36 s)

#3IAtlas #InterstellarObject

2026-04-21 00:00:00 UTC (Delta: 2026-04-20)

INTERSTELLAR VISITOR: 3I/ATLAS
- Barycentric speed: 60.37 km/s (-0.01 km/s)
- Crossing the Saturn's orbit in: 80 days

🌎 Relative to Earth
- Distance (km): 982,511,073.01 km (+7,618,319.22 km)
- Distance (AU): 6.57 (+0.05)
- Light travel time: 54 min 37.40 s (+25.41 s)

#3IAtlas #InterstellarObject