🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.52 AU - 0.56 AU

Year: 141 Days

Day: 26.5 Hours

Environment

Temp: 262 °C

Axial Tilt: 147.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.4 AU - 1.74 AU

Year: 701 Days

Day: 21.8 Hours

Environment

Temp: -26 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.05 AU - 2.19 AU

Year: 1100 Days

Day: 39.5 Hours

Environment

Temp: -61 °C

Axial Tilt: 48.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.89 AU - 4.27 AU

Year: 2938 Days

Day: 44.5 Hours

Environment

Temp: -114 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.3

Radius: 11.2

Gravity: 7.76 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 6.33 AU - 7.23 AU

Year: 6293 Days

Day: 9.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 81,146,909 km

• M1: 139,276 km (0.037 R)
• M2: 733,478 km (0.098 R)
• M3: 1,269,039 km (0.1 R)
• M4: 1,873,713 km (0.116 R)
• M5: 3,039,829 km (0.11 R)
• M6: 6,211,453 km (0.117 R)
• M7: 6,735,644 km (0.078 R)
• M8: 7,753,658 km (0.054 R)
• M9: 8,699,266 km (0.032 R)
• M10: 11,220,139 km (0.1 R)
• M11: 13,491,334 km (0.098 R)
• M12: 14,372,017 km (0.1 R)
• M13: 15,605,451 km (0.1 R)
• M14: 15,988,871 km (0.111 R)
• M15: 18,071,124 km (0.079 R)
• M16: 19,213,902 km (0.108 R)
• M17: 21,880,783 km (0.096 R)
• M18: 23,013,538 km (0.084 R)
• M19: 26,919,538 km (0.081 R)
• M20: 27,286,801 km (0.047 R)
• M21: 28,980,997 km (0.092 R)
• M22: 29,561,138 km (0.104 R)
• M23: 31,449,063 km (0.075 R)
• M24: 32,370,885 km (0.101 R)
• M25: 32,995,456 km (0.097 R)
• M26: 38,748,840 km (0.055 R)
• M27: 39,217,381 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.7

Radius: 10.2

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 7.2 AU - 9.8 AU

Year: 8833 Days

Day: 9.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,146,909 km

• M1: 126,859 km (0.062 R)
• M2: 1,034,768 km (0.07 R)
• M3: 1,876,556 km (0.092 R)
• M4: 2,225,418 km (0.054 R)
• M5: 2,637,859 km (0.107 R)
• M6: 3,717,806 km (0.083 R)
• M7: 4,109,753 km (0.111 R)
• M8: 6,281,315 km (0.088 R)
• M9: 10,089,778 km (0.109 R)
• M10: 10,855,719 km (0.112 R)
• M11: 11,172,867 km (0.082 R)
• M12: 12,331,801 km (0.05 R)
• M13: 17,849,719 km (0.1 R)
• M14: 18,292,080 km (0.097 R)
• M15: 21,020,446 km (0.11 R)
• M16: 22,695,643 km (0.066 R)
• M17: 25,187,943 km (0.104 R)
• M18: 33,863,722 km (0.083 R)
• M19: 37,227,281 km (0.076 R)
• M20: 41,318,483 km (0.102 R)
• M21: 44,340,958 km (0.103 R)
• M22: 45,153,125 km (0.034 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 632

Radius: 3

Gravity: 70.22 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 12.13 AU - 14.23 AU

Year: 17056 Days

Day: 24.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,146,909 km

• M1: 37,250 km (0.102 R)
• M2: 315,203 km (0.087 R)
• M3: 1,248,394 km (0.102 R)
• M4: 1,562,251 km (0.039 R)
• M5: 2,001,470 km (0.119 R)
• M6: 2,259,975 km (0.086 R)
• M7: 2,700,391 km (0.103 R)
• M8: 3,576,287 km (0.102 R)
• M9: 4,459,961 km (0.027 R)
• M10: 10,404,382 km (0.091 R)
• M11: 12,108,751 km (0.096 R)
• M12: 13,297,456 km (0.103 R)
• M13: 13,641,082 km (0.118 R)
• M14: 14,345,688 km (0.097 R)
• M15: 14,926,726 km (0.105 R)
• M16: 17,571,467 km (0.029 R)
• M17: 20,512,262 km (0.046 R)
• M18: 20,694,771 km (0.066 R)
• M19: 32,612,785 km (0.119 R)
• M20: 34,508,638 km (0.064 R)
• M21: 39,215,436 km (0.031 R)
• M22: 41,502,638 km (0.116 R)
• M23: 42,678,926 km (0.114 R)
• M24: 46,027,824 km (0.116 R)
• M25: 55,864,632 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 310.4

Radius: 6.3

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 17.26 AU - 23.44 AU

Year: 32722 Days

Day: 19.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 81,146,909 km

• M1: 78,389 km (0.094 R)
• M2: 320,439 km (0.106 R)
• M3: 617,091 km (0.085 R)
• M4: 872,904 km (0.074 R)
• M5: 1,345,034 km (0.114 R)
• M6: 1,570,030 km (0.093 R)
• M7: 1,820,157 km (0.113 R)
• M8: 2,138,502 km (0.108 R)
• M9: 3,153,523 km (0.115 R)
• M10: 3,924,102 km (0.119 R)
• M11: 4,251,721 km (0.091 R)
• M12: 4,561,987 km (0.086 R)
• M13: 5,423,970 km (0.096 R)
• M14: 5,665,720 km (0.105 R)
• M15: 6,084,594 km (0.109 R)
• M16: 6,659,648 km (0.045 R)
• M17: 7,515,049 km (0.09 R)
• M18: 7,815,890 km (0.092 R)
• M19: 8,932,339 km (0.111 R)
• M20: 10,151,263 km (0.064 R)
• M21: 14,163,328 km (0.034 R)
• M22: 15,330,042 km (0.089 R)
• M23: 18,298,961 km (0.084 R)
• M24: 19,027,652 km (0.054 R)
• M25: 23,174,057 km (0.092 R)
• M26: 23,385,289 km (0.107 R)
• M27: 29,463,001 km (0.035 R)
• M28: 30,971,846 km (0.073 R)
• M29: 34,553,518 km (0.111 R)
• M30: 36,515,045 km (0.077 R)
• M31: 42,684,611 km (0.105 R)
• M32: 47,956,589 km (0.102 R)
• M33: 48,299,767 km (0.111 R)
• M34: 52,184,076 km (0.096 R)
• M35: 57,229,114 km (0.096 R)
• M36: 61,978,398 km (0.111 R)
• M37: 70,024,370 km (0.112 R)

Kuiper Belt

Range: 30.8 - 57.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 13,975 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit