🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.67 AU - 0.81 AU

Year: 227 Days

Day: 27.1 Hours

Environment

Temp: 129 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.82 AU - 1.04 AU

Year: 320 Days

Day: 25.9 Hours

Environment

Temp: 175 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,480,980 km

• M1: 179,667 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1 AU - 1.14 AU

Year: 395 Days

Day: 28.8 Hours

Environment

Temp: 40 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.44 AU - 1.6 AU

Year: 668 Days

Day: 28.7 Hours

Environment

Temp: -27 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.82 AU - 3.88 AU

Year: 2186 Days

Day: 12.3 Hours

Environment

Temp: -100 °C

Axial Tilt: 179.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.75 AU - 4.35 AU

Year: 2905 Days

Day: 45.3 Hours

Environment

Temp: -109 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,480,980 km

• M1: 26,628 km (0.12 R)

Planet 7 - Terrestrial

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.21 AU - 5.93 AU

Year: 4069 Days

Day: 19.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,480,980 km

• M1: 66,571 km (0.039 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.9

Radius: 12.2

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 7.15 AU - 8.47 AU

Year: 7780 Days

Day: 11.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 78,480,980 km

• M1: 151,692 km (0.102 R)
• M2: 694,583 km (0.107 R)
• M3: 1,506,151 km (0.099 R)
• M4: 1,962,874 km (0.057 R)
• M5: 2,397,755 km (0.072 R)
• M6: 3,241,487 km (0.065 R)
• M7: 3,991,271 km (0.083 R)
• M8: 4,697,373 km (0.098 R)
• M9: 5,600,495 km (0.046 R)
• M10: 6,202,029 km (0.12 R)
• M11: 6,713,952 km (0.054 R)
• M12: 7,254,001 km (0.084 R)
• M13: 9,837,257 km (0.083 R)
• M14: 10,759,677 km (0.087 R)
• M15: 12,625,013 km (0.059 R)
• M16: 15,435,508 km (0.081 R)
• M17: 16,079,527 km (0.11 R)
• M18: 17,110,107 km (0.084 R)
• M19: 17,610,063 km (0.078 R)
• M20: 19,102,003 km (0.056 R)
• M21: 20,396,772 km (0.114 R)
• M22: 22,188,356 km (0.117 R)
• M23: 25,109,404 km (0.057 R)
• M24: 25,755,517 km (0.096 R)
• M25: 27,589,587 km (0.1 R)
• M26: 28,538,636 km (0.073 R)
• M27: 28,977,108 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 684.6

Radius: 4.1

Gravity: 40.73 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 11.69 AU - 18.55 AU

Year: 20957 Days

Day: 17.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 78,480,980 km

• M1: 51,910 km (0.072 R)
• M2: 384,467 km (0.086 R)
• M3: 572,062 km (0.077 R)
• M4: 1,983,668 km (0.118 R)
• M5: 2,973,258 km (0.088 R)
• M6: 3,413,674 km (0.085 R)
• M7: 3,589,601 km (0.112 R)
• M8: 4,457,269 km (0.06 R)
• M9: 4,811,516 km (0.04 R)
• M10: 5,032,921 km (0.109 R)
• M11: 5,299,804 km (0.103 R)
• M12: 5,820,255 km (0.111 R)
• M13: 7,635,326 km (0.096 R)
• M14: 7,936,765 km (0.086 R)
• M15: 8,403,511 km (0.096 R)
• M16: 9,854,760 km (0.059 R)
• M17: 10,211,850 km (0.029 R)
• M18: 10,889,079 km (0.032 R)
• M19: 11,142,648 km (0.102 R)
• M20: 11,661,453 km (0.1 R)
• M21: 18,294,473 km (0.107 R)
• M22: 18,924,579 km (0.086 R)
• M23: 20,610,996 km (0.114 R)
• M24: 26,952,450 km (0.05 R)
• M25: 27,183,728 km (0.098 R)
• M26: 28,122,006 km (0.112 R)
• M27: 36,700,397 km (0.098 R)
• M28: 37,127,200 km (0.089 R)
• M29: 39,162,179 km (0.086 R)
• M30: 41,423,950 km (0.079 R)
• M31: 43,136,696 km (0.094 R)
• M32: 44,411,718 km (0.052 R)
• M33: 45,221,192 km (0.112 R)
• M34: 47,708,556 km (0.117 R)
• M35: 51,875,605 km (0.092 R)
• M36: 52,592,927 km (0.094 R)
• M37: 68,577,010 km (0.097 R)
• M38: 72,075,656 km (0.085 R)
• M39: 74,321,569 km (0.09 R)
• M40: 75,004,333 km (0.114 R)

Kuiper Belt

Range: 30.8 - 49.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 16,241 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit