🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.76 AU - 1 AU

Year: 351 Days

Day: 36.1 Hours

Environment

Temp: -36 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.04 AU - 1.62 AU

Year: 651 Days

Day: 31.6 Hours

Environment

Temp: -68 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.81 AU - 2.05 AU

Year: 1138 Days

Day: 20.5 Hours

Environment

Temp: -100 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.03 AU - 2.29 AU

Year: 1348 Days

Day: 21.5 Hours

Environment

Temp: -110 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,055,045 km

• M1: 237,113 km (0.085 R)

Asteroid Belt

Center: 3.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.5

Radius: 11.3

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.82 AU - 4.84 AU

Year: 3826 Days

Day: 5.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,055,045 km

• M1: 140,472 km (0.099 R)
• M2: 595,549 km (0.058 R)
• M3: 1,040,752 km (0.045 R)
• M4: 1,676,394 km (0.096 R)
• M5: 2,128,479 km (0.109 R)
• M6: 2,676,904 km (0.096 R)
• M7: 3,127,343 km (0.111 R)
• M8: 3,666,045 km (0.086 R)
• M9: 4,079,235 km (0.092 R)
• M10: 4,479,858 km (0.119 R)
• M11: 4,953,185 km (0.081 R)
• M12: 5,560,104 km (0.106 R)
• M13: 6,298,220 km (0.108 R)
• M14: 7,040,973 km (0.053 R)
• M15: 7,841,172 km (0.116 R)
• M16: 9,260,557 km (0.107 R)
• M17: 9,732,837 km (0.114 R)
• M18: 10,765,212 km (0.108 R)
• M19: 11,125,145 km (0.077 R)
• M20: 12,383,413 km (0.092 R)
• M21: 17,210,337 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 887.2

Radius: 5.4

Gravity: 30.43 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 11.33 AU - 16.01 AU

Year: 21460 Days

Day: 21.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 55,055,045 km

• M1: 67,169 km (0.088 R)
• M2: 295,456 km (0.111 R)
• M3: 1,392,008 km (0.092 R)
• M4: 1,611,468 km (0.088 R)
• M5: 3,759,544 km (0.072 R)
• M6: 4,019,246 km (0.116 R)
• M7: 4,221,951 km (0.095 R)
• M8: 4,502,746 km (0.117 R)
• M9: 4,833,358 km (0.074 R)
• M10: 5,543,349 km (0.101 R)
• M11: 6,186,171 km (0.086 R)
• M12: 6,641,397 km (0.043 R)
• M13: 7,021,526 km (0.048 R)
• M14: 8,466,940 km (0.089 R)
• M15: 9,259,211 km (0.107 R)
• M16: 9,733,436 km (0.102 R)
• M17: 10,730,506 km (0.084 R)
• M18: 12,280,489 km (0.095 R)
• M19: 12,564,576 km (0.105 R)
• M20: 14,756,484 km (0.092 R)
• M21: 15,567,902 km (0.07 R)
• M22: 17,456,875 km (0.114 R)
• M23: 23,811,493 km (0.102 R)
• M24: 27,138,849 km (0.098 R)
• M25: 32,758,942 km (0.089 R)
• M26: 37,301,182 km (0.115 R)
• M27: 38,347,918 km (0.062 R)
• M28: 39,567,889 km (0.104 R)
• M29: 42,245,990 km (0.104 R)
• M30: 44,207,368 km (0.062 R)
• M31: 45,887,651 km (0.049 R)
• M32: 48,135,060 km (0.059 R)
• M33: 51,366,523 km (0.073 R)
• M34: 54,167,444 km (0.053 R)
• M35: 56,090,226 km (0.119 R)
• M36: 63,389,106 km (0.043 R)
• M37: 76,916,493 km (0.117 R)
• M38: 78,609,792 km (0.109 R)
• M39: 79,098,229 km (0.089 R)
• M40: 86,668,180 km (0.043 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 132.7

Radius: 6.4

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 14.99 AU - 17.63 AU

Year: 27968 Days

Day: 20.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,055,045 km

• M1: 81,381 km (0.082 R)
• M2: 309,069 km (0.118 R)
• M3: 858,692 km (0.079 R)
• M4: 1,578,856 km (0.081 R)
• M5: 2,396,558 km (0.112 R)
• M6: 2,819,321 km (0.095 R)
• M7: 3,290,704 km (0.067 R)
• M8: 4,037,347 km (0.068 R)
• M9: 4,511,872 km (0.104 R)
• M10: 4,859,088 km (0.067 R)
• M11: 7,075,979 km (0.069 R)
• M12: 8,881,326 km (0.111 R)
• M13: 12,133,285 km (0.099 R)
• M14: 19,098,263 km (0.099 R)
• M15: 23,739,387 km (0.079 R)
• M16: 34,200,168 km (0.113 R)
• M17: 41,781,189 km (0.076 R)
• M18: 44,299,520 km (0.036 R)
• M19: 48,718,342 km (0.072 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 17,348 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit