🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.55 AU - 0.55 AU

Year: 145 Days

Day: 29.7 Hours

Environment

Temp: 173 °C

Axial Tilt: 10.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.92 AU - 2.44 AU

Year: 1147 Days

Day: 40.5 Hours

Environment

Temp: -74 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.39 AU - 3.15 AU

Year: 1643 Days

Day: 26 Hours

Environment

Temp: -99 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.71 AU - 4.51 AU

Year: 2970 Days

Day: 46.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.29 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 14.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 876.7

Radius: 6.1

Gravity: 23.56 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 12.52 AU - 16.4 AU

Year: 19600 Days

Day: 18 Hours

Environment

Temp: -189 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 118,354,928 km

• M1: 76,744 km (0.111 R)
• M2: 309,069 km (0.118 R)
• M3: 808,576 km (0.09 R)
• M4: 1,119,142 km (0.083 R)
• M5: 1,317,957 km (0.063 R)
• M6: 1,714,541 km (0.072 R)
• M7: 1,960,929 km (0.116 R)
• M8: 3,248,219 km (0.113 R)
• M9: 6,732,503 km (0.069 R)
• M10: 7,203,287 km (0.118 R)
• M11: 8,584,225 km (0.039 R)
• M12: 11,525,469 km (0.062 R)
• M13: 13,330,217 km (0.117 R)
• M14: 18,649,768 km (0.118 R)
• M15: 20,051,650 km (0.062 R)
• M16: 24,239,343 km (0.085 R)
• M17: 27,886,539 km (0.101 R)
• M18: 29,220,354 km (0.092 R)
• M19: 30,850,671 km (0.112 R)
• M20: 34,842,840 km (0.034 R)
• M21: 37,396,027 km (0.12 R)
• M22: 42,238,510 km (0.08 R)
• M23: 46,468,091 km (0.116 R)
• M24: 57,868,944 km (0.102 R)
• M25: 62,865,663 km (0.087 R)
• M26: 64,942,380 km (0.041 R)
• M27: 65,997,644 km (0.085 R)
• M28: 66,636,277 km (0.111 R)
• M29: 67,279,099 km (0.107 R)
• M30: 68,576,861 km (0.091 R)
• M31: 70,776,997 km (0.108 R)
• M32: 72,796,867 km (0.036 R)
• M33: 73,935,456 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641.6

Radius: 6.4

Gravity: 15.66 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 11.61 AU - 17.41 AU

Year: 19701 Days

Day: 20.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 118,354,928 km

• M1: 80,783 km (0.094 R)
• M2: 303,983 km (0.052 R)
• M3: 1,496,727 km (0.112 R)
• M4: 1,783,955 km (0.103 R)
• M5: 4,548,523 km (0.114 R)
• M6: 6,480,281 km (0.113 R)
• M7: 10,372,069 km (0.117 R)
• M8: 14,668,520 km (0.099 R)
• M9: 15,982,438 km (0.03 R)
• M10: 20,579,880 km (0.107 R)
• M11: 24,160,804 km (0.117 R)
• M12: 26,208,350 km (0.091 R)
• M13: 26,991,046 km (0.113 R)
• M14: 38,629,611 km (0.115 R)
• M15: 40,822,267 km (0.06 R)
• M16: 47,565,092 km (0.103 R)
• M17: 53,394,472 km (0.117 R)
• M18: 60,259,967 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 843.6

Radius: 7.3

Gravity: 15.83 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 17.14 AU - 19.14 AU

Year: 27539 Days

Day: 18.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 118,354,928 km

• M1: 90,806 km (0.088 R)
• M2: 451,935 km (0.073 R)
• M3: 698,772 km (0.081 R)
• M4: 1,416,393 km (0.107 R)
• M5: 1,666,670 km (0.118 R)
• M6: 2,234,394 km (0.097 R)
• M7: 3,066,308 km (0.06 R)
• M8: 3,748,175 km (0.119 R)
• M9: 4,526,981 km (0.059 R)
• M10: 4,835,602 km (0.032 R)
• M11: 5,581,197 km (0.079 R)
• M12: 7,997,951 km (0.119 R)
• M13: 10,036,072 km (0.092 R)
• M14: 10,899,551 km (0.094 R)
• M15: 12,773,265 km (0.071 R)
• M16: 13,390,655 km (0.066 R)
• M17: 15,276,187 km (0.096 R)
• M18: 15,534,542 km (0.062 R)
• M19: 20,698,960 km (0.042 R)
• M20: 22,203,615 km (0.069 R)
• M21: 23,664,887 km (0.068 R)
• M22: 27,915,860 km (0.078 R)
• M23: 30,153,096 km (0.051 R)
• M24: 31,942,586 km (0.076 R)
• M25: 36,646,990 km (0.086 R)
• M26: 39,163,675 km (0.05 R)
• M27: 40,464,130 km (0.081 R)
• M28: 40,959,149 km (0.057 R)
• M29: 49,626,999 km (0.066 R)
• M30: 50,765,738 km (0.082 R)
• M31: 55,495,125 km (0.071 R)
• M32: 59,653,946 km (0.072 R)
• M33: 61,157,405 km (0.099 R)
• M34: 65,138,802 km (0.075 R)
• M35: 67,192,781 km (0.112 R)
• M36: 72,152,549 km (0.066 R)
• M37: 73,613,223 km (0.087 R)
• M38: 76,342,187 km (0.107 R)
• M39: 76,593,511 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 984.7

Radius: 5.9

Gravity: 28.29 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 19.92 AU - 20.48 AU

Year: 32361 Days

Day: 22 Hours

Environment

Temp: -207 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 118,354,928 km

• M1: 73,303 km (0.114 R)
• M2: 456,872 km (0.086 R)
• M3: 1,265,448 km (0.049 R)
• M4: 1,688,212 km (0.094 R)
• M5: 1,988,904 km (0.111 R)
• M6: 2,453,704 km (0.104 R)
• M7: 3,331,245 km (0.091 R)
• M8: 3,631,339 km (0.074 R)
• M9: 6,666,680 km (0.108 R)
• M10: 7,089,742 km (0.08 R)
• M11: 8,345,317 km (0.086 R)
• M12: 10,012,286 km (0.107 R)
• M13: 10,287,098 km (0.116 R)
• M14: 10,851,830 km (0.065 R)
• M15: 11,889,440 km (0.079 R)
• M16: 12,749,778 km (0.107 R)
• M17: 14,506,506 km (0.088 R)
• M18: 14,947,520 km (0.054 R)
• M19: 29,649,251 km (0.096 R)
• M20: 32,706,582 km (0.097 R)
• M21: 35,807,597 km (0.045 R)
• M22: 36,128,035 km (0.056 R)
• M23: 36,937,659 km (0.111 R)
• M24: 47,038,956 km (0.116 R)
• M25: 47,809,834 km (0.098 R)
• M26: 50,978,018 km (0.08 R)
• M27: 53,235,599 km (0.074 R)
• M28: 54,072,749 km (0.075 R)
• M29: 54,494,615 km (0.053 R)
• M30: 55,559,004 km (0.078 R)
• M31: 57,072,036 km (0.098 R)
• M32: 57,948,979 km (0.074 R)
• M33: 68,195,386 km (0.054 R)
• M34: 74,002,476 km (0.099 R)
• M35: 84,587,573 km (0.078 R)
• M36: 86,013,540 km (0.106 R)
• M37: 87,455,514 km (0.118 R)
• M38: 96,756,761 km (0.115 R)
• M39: 110,379,742 km (0.073 R)

Kuiper Belt

Range: 30.8 - 47.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 20,355 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit