🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.44 AU - 0.62 AU

Year: 249 Days

Day: 13.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.6

Radius: 10

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.55 AU - 0.87 AU

Year: 386 Days

Day: 7.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 39,013,182 km

• M1: 125,064 km (0.07 R)
• M2: 505,790 km (0.096 R)
• M3: 819,348 km (0.088 R)
• M4: 1,169,706 km (0.086 R)
• M5: 2,148,225 km (0.07 R)
• M6: 2,709,965 km (0.095 R)
• M7: 3,196,159 km (0.108 R)
• M8: 3,966,588 km (0.12 R)
• M9: 4,279,247 km (0.107 R)
• M10: 4,649,203 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.2

Radius: 13.3

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.76 AU - 0.82 AU

Year: 453 Days

Day: 8.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 39,013,182 km

• M1: 176,376 km (0.038 R)
• M2: 604,375 km (0.037 R)
• M3: 1,710,951 km (0.112 R)
• M4: 2,244,716 km (0.071 R)
• M5: 4,208,039 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.7

Radius: 9

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.98 AU - 6.98 AU

Year: 9442 Days

Day: 5.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,013,182 km

• M1: 140,024 km (0.089 R)
• M2: 509,530 km (0.07 R)
• M3: 955,781 km (0.104 R)
• M4: 1,343,688 km (0.062 R)
• M5: 2,217,040 km (0.071 R)
• M6: 4,538,051 km (0.091 R)
• M7: 5,702,072 km (0.081 R)
• M8: 6,043,604 km (0.08 R)
• M9: 10,170,860 km (0.082 R)
• M10: 11,731,465 km (0.116 R)
• M11: 22,400,336 km (0.114 R)
• M12: 23,397,107 km (0.079 R)
• M13: 25,402,466 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 263.9

Radius: 4.3

Gravity: 14.27 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 6.85 AU - 7.05 AU

Year: 11830 Days

Day: 16.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 39,013,182 km

• M1: 54,454 km (0.07 R)
• M2: 192,981 km (0.063 R)
• M3: 722,558 km (0.109 R)
• M4: 1,003,652 km (0.109 R)
• M5: 1,611,917 km (0.076 R)
• M6: 1,963,622 km (0.088 R)
• M7: 2,898,908 km (0.088 R)
• M8: 3,216,354 km (0.079 R)
• M9: 3,556,540 km (0.097 R)
• M10: 3,821,029 km (0.111 R)
• M11: 4,072,652 km (0.099 R)
• M12: 7,043,068 km (0.078 R)
• M13: 7,498,743 km (0.102 R)
• M14: 7,654,923 km (0.099 R)
• M15: 8,014,407 km (0.095 R)
• M16: 9,795,220 km (0.081 R)
• M17: 11,102,256 km (0.053 R)
• M18: 13,647,066 km (0.026 R)
• M19: 14,414,054 km (0.067 R)
• M20: 16,358,527 km (0.063 R)
• M21: 17,291,270 km (0.093 R)
• M22: 19,555,434 km (0.111 R)
• M23: 19,777,287 km (0.053 R)
• M24: 23,062,606 km (0.12 R)
• M25: 23,559,869 km (0.077 R)
• M26: 25,797,106 km (0.063 R)
• M27: 26,875,856 km (0.089 R)
• M28: 30,193,488 km (0.092 R)
• M29: 33,773,963 km (0.066 R)
• M30: 34,093,504 km (0.035 R)
• M31: 35,720,980 km (0.106 R)
• M32: 36,497,991 km (0.099 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: 550 - 16,046 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit