🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.55 AU - 0.89 AU

Year: 222 Days

Day: 15.4 Hours

Environment

Temp: 189 °C

Axial Tilt: 29.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.72 AU - 0.92 AU

Year: 270 Days

Day: 14.8 Hours

Environment

Temp: 150 °C

Axial Tilt: 12.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.19 AU - 3.51 AU

Year: 1749 Days

Day: 33.7 Hours

Environment

Temp: -87 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 82,399,254 km

• M1: 489,783 km (0.086 R)
• M2: 642,822 km (0.088 R)

Asteroid Belt

Center: 4.02 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.1

Radius: 9.7

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.94 AU - 6.42 AU

Year: 4285 Days

Day: 6.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 82,399,254 km

• M1: 124,017 km (0.061 R)
• M2: 766,839 km (0.114 R)
• M3: 1,560,755 km (0.033 R)
• M4: 2,663,141 km (0.056 R)
• M5: 3,928,590 km (0.049 R)
• M6: 4,428,695 km (0.091 R)
• M7: 5,378,343 km (0.073 R)
• M8: 11,021,623 km (0.119 R)
• M9: 12,362,618 km (0.092 R)
• M10: 13,032,368 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.6

Radius: 12

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 4.85 AU - 5.71 AU

Year: 4409 Days

Day: 14.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,399,254 km

• M1: 149,299 km (0.117 R)
• M2: 535,261 km (0.084 R)
• M3: 927,806 km (0.093 R)
• M4: 1,660,836 km (0.092 R)
• M5: 2,058,467 km (0.099 R)
• M6: 2,504,268 km (0.057 R)
• M7: 3,452,420 km (0.077 R)
• M8: 4,625,865 km (0.093 R)
• M9: 5,536,019 km (0.062 R)
• M10: 6,316,770 km (0.114 R)
• M11: 6,718,291 km (0.067 R)
• M12: 8,535,157 km (0.102 R)
• M13: 11,591,591 km (0.101 R)
• M14: 12,385,208 km (0.079 R)
• M15: 14,185,319 km (0.115 R)
• M16: 14,984,770 km (0.063 R)
• M17: 16,153,877 km (0.108 R)
• M18: 19,053,682 km (0.06 R)
• M19: 20,159,061 km (0.052 R)
• M20: 20,559,235 km (0.057 R)
• M21: 24,782,234 km (0.079 R)
• M22: 26,256,670 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.9

Radius: 14.8

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 6.39 AU - 7.85 AU

Year: 6905 Days

Day: 8.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,399,254 km

• M1: 184,155 km (0.119 R)
• M2: 851,212 km (0.12 R)
• M3: 2,852,682 km (0.099 R)
• M4: 3,630,441 km (0.119 R)
• M5: 4,468,638 km (0.069 R)
• M6: 5,229,493 km (0.108 R)
• M7: 6,465,321 km (0.087 R)
• M8: 7,514,002 km (0.095 R)
• M9: 8,754,767 km (0.034 R)
• M10: 9,467,451 km (0.092 R)
• M11: 11,297,930 km (0.119 R)
• M12: 13,573,164 km (0.056 R)
• M13: 15,650,181 km (0.088 R)
• M14: 17,799,603 km (0.074 R)
• M15: 18,807,893 km (0.083 R)
• M16: 20,211,121 km (0.112 R)
• M17: 21,834,108 km (0.099 R)
• M18: 23,304,506 km (0.038 R)
• M19: 26,614,508 km (0.063 R)
• M20: 27,312,382 km (0.099 R)
• M21: 31,661,193 km (0.118 R)
• M22: 33,442,604 km (0.12 R)
• M23: 34,460,618 km (0.03 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.8

Radius: 12.9

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5.97 AU - 9.19 AU

Year: 7585 Days

Day: 10.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 82,399,254 km

• M1: 160,668 km (0.054 R)
• M2: 622,926 km (0.04 R)
• M3: 1,070,672 km (0.105 R)
• M4: 1,728,005 km (0.044 R)
• M5: 2,643,694 km (0.094 R)
• M6: 3,631,339 km (0.043 R)
• M7: 5,102,335 km (0.064 R)
• M8: 5,692,349 km (0.065 R)
• M9: 7,590,297 km (0.103 R)
• M10: 8,163,556 km (0.05 R)
• M11: 9,483,458 km (0.115 R)
• M12: 9,923,874 km (0.116 R)
• M13: 11,524,571 km (0.106 R)
• M14: 12,490,973 km (0.113 R)
• M15: 13,400,678 km (0.116 R)
• M16: 14,759,476 km (0.047 R)
• M17: 15,715,256 km (0.075 R)
• M18: 16,458,758 km (0.091 R)
• M19: 17,225,596 km (0.11 R)
• M20: 18,083,091 km (0.095 R)
• M21: 18,488,502 km (0.059 R)
• M22: 19,317,274 km (0.066 R)
• M23: 19,955,010 km (0.114 R)
• M24: 20,827,016 km (0.115 R)
• M25: 22,491,741 km (0.041 R)
• M26: 25,488,934 km (0.045 R)
• M27: 28,742,837 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.3

Radius: 14.9

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 9.81 AU - 13.99 AU

Year: 14919 Days

Day: 8.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 82,399,254 km

• M1: 185,352 km (0.101 R)
• M2: 1,075,459 km (0.093 R)
• M3: 1,572,423 km (0.11 R)
• M4: 2,877,665 km (0.118 R)
• M5: 3,654,377 km (0.063 R)
• M6: 4,915,038 km (0.079 R)
• M7: 5,664,224 km (0.089 R)
• M8: 6,371,523 km (0.03 R)
• M9: 8,517,953 km (0.111 R)
• M10: 9,147,461 km (0.069 R)
• M11: 9,807,936 km (0.109 R)
• M12: 12,526,877 km (0.1 R)
• M13: 20,416,818 km (0.068 R)
• M14: 26,589,974 km (0.107 R)
• M15: 30,994,285 km (0.109 R)
• M16: 36,615,874 km (0.093 R)
• M17: 38,153,291 km (0.095 R)
• M18: 38,937,783 km (0.11 R)
• M19: 41,219,449 km (0.113 R)
• M20: 42,323,482 km (0.095 R)
• M21: 42,882,828 km (0.111 R)
• M22: 45,753,910 km (0.073 R)
• M23: 46,788,380 km (0.032 R)
• M24: 51,558,158 km (0.112 R)
• M25: 56,136,601 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 644.4

Radius: 3.8

Gravity: 44.63 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 15.51 AU - 16.47 AU

Year: 23238 Days

Day: 23 Hours

Environment

Temp: -187 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 82,399,254 km

• M1: 47,423 km (0.104 R)
• M2: 488,587 km (0.063 R)
• M3: 715,975 km (0.04 R)
• M4: 1,365,081 km (0.055 R)
• M5: 1,874,461 km (0.049 R)
• M6: 2,034,980 km (0.113 R)
• M7: 3,731,569 km (0.066 R)
• M8: 5,007,789 km (0.118 R)
• M9: 9,269,084 km (0.102 R)
• M10: 9,795,369 km (0.092 R)
• M11: 13,451,841 km (0.082 R)
• M12: 14,125,629 km (0.073 R)
• M13: 14,665,079 km (0.113 R)
• M14: 20,249,418 km (0.099 R)
• M15: 25,038,196 km (0.058 R)
• M16: 27,692,959 km (0.119 R)
• M17: 29,149,893 km (0.056 R)
• M18: 31,952,160 km (0.052 R)
• M19: 32,215,453 km (0.08 R)
• M20: 34,512,378 km (0.036 R)
• M21: 36,771,605 km (0.088 R)
• M22: 38,232,578 km (0.083 R)
• M23: 43,167,363 km (0.026 R)
• M24: 50,088,060 km (0.088 R)
• M25: 50,979,514 km (0.091 R)
• M26: 53,346,601 km (0.108 R)
• M27: 59,086,821 km (0.117 R)

Kuiper Belt

Range: 30.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 265 - 11,085 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit