🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.84 AU - 2.96 AU

Year: 1786 Days

Day: 15.2 Hours

Environment

Temp: -98 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,942,775 km

• M1: 41,139 km (0.084 R)
• M2: 516,711 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.71 AU - 4.29 AU

Year: 2893 Days

Day: 12.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.2

Radius: 9

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 4.87 AU - 6.65 AU

Year: 4999 Days

Day: 13.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,942,775 km

• M1: 111,899 km (0.118 R)
• M2: 708,944 km (0.07 R)
• M3: 1,566,290 km (0.107 R)
• M4: 1,852,620 km (0.095 R)
• M5: 2,428,871 km (0.103 R)
• M6: 4,888,559 km (0.08 R)
• M7: 5,717,930 km (0.105 R)
• M8: 6,815,529 km (0.097 R)
• M9: 7,816,339 km (0.029 R)
• M10: 8,420,864 km (0.032 R)
• M11: 9,798,960 km (0.029 R)
• M12: 12,405,852 km (0.117 R)
• M13: 13,652,900 km (0.103 R)
• M14: 17,552,767 km (0.106 R)
• M15: 19,361,704 km (0.097 R)
• M16: 20,592,745 km (0.097 R)
• M17: 21,809,724 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.3

Radius: 14.1

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 8.17 AU - 9.81 AU

Year: 9748 Days

Day: 12.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,942,775 km

• M1: 218,413 km (0.115 R)
• M2: 1,901,239 km (0.118 R)
• M3: 2,845,800 km (0.114 R)
• M4: 3,744,883 km (0.108 R)
• M5: 4,588,615 km (0.105 R)
• M6: 5,103,232 km (0.105 R)
• M7: 6,431,512 km (0.079 R)
• M8: 9,141,327 km (0.111 R)
• M9: 15,400,652 km (0.094 R)
• M10: 19,442,038 km (0.071 R)
• M11: 23,872,379 km (0.058 R)
• M12: 30,805,343 km (0.045 R)
• M13: 34,786,292 km (0.055 R)
• M14: 36,304,411 km (0.094 R)
• M15: 40,483,428 km (0.069 R)
• M16: 42,162,813 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693

Radius: 10.3

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 8.43 AU - 11.95 AU

Year: 11764 Days

Day: 8 Hours

Environment

Temp: -184 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,942,775 km

• M1: 131,497 km (0.113 R)
• M2: 595,699 km (0.097 R)
• M3: 953,986 km (0.077 R)
• M4: 1,459,926 km (0.075 R)
• M5: 2,157,351 km (0.052 R)
• M6: 3,375,078 km (0.109 R)
• M7: 4,263,689 km (0.061 R)
• M8: 5,471,991 km (0.093 R)
• M9: 6,007,252 km (0.078 R)
• M10: 7,141,054 km (0.032 R)
• M11: 9,472,388 km (0.1 R)
• M12: 10,297,869 km (0.118 R)
• M13: 11,510,509 km (0.062 R)
• M14: 13,760,611 km (0.037 R)
• M15: 14,886,933 km (0.072 R)
• M16: 18,634,509 km (0.09 R)
• M17: 21,196,074 km (0.094 R)
• M18: 34,511,032 km (0.116 R)
• M19: 39,386,277 km (0.042 R)
• M20: 40,440,044 km (0.11 R)
• M21: 40,973,959 km (0.109 R)
• M22: 46,721,061 km (0.107 R)
• M23: 49,557,735 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 419

Radius: 3.3

Gravity: 38.48 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 13.11 AU - 15.63 AU

Year: 19700 Days

Day: 19.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 63,942,775 km

• M1: 43,982 km (0.049 R)
• M2: 171,888 km (0.075 R)
• M3: 371,900 km (0.093 R)
• M4: 1,063,641 km (0.111 R)
• M5: 1,216,829 km (0.058 R)
• M6: 1,341,145 km (0.075 R)
• M7: 1,681,480 km (0.114 R)
• M8: 2,827,998 km (0.093 R)
• M9: 3,831,650 km (0.077 R)
• M10: 4,477,464 km (0.093 R)
• M11: 4,809,272 km (0.104 R)
• M12: 6,140,095 km (0.069 R)
• M13: 6,342,501 km (0.118 R)
• M14: 7,791,506 km (0.092 R)
• M15: 8,076,789 km (0.1 R)
• M16: 8,270,817 km (0.076 R)
• M17: 8,668,149 km (0.115 R)
• M18: 9,662,676 km (0.052 R)
• M19: 10,047,442 km (0.031 R)
• M20: 10,499,676 km (0.045 R)
• M21: 14,121,740 km (0.04 R)
• M22: 15,123,746 km (0.05 R)
• M23: 15,270,651 km (0.095 R)
• M24: 15,717,051 km (0.083 R)
• M25: 20,490,420 km (0.03 R)
• M26: 21,033,311 km (0.113 R)
• M27: 21,308,272 km (0.074 R)
• M28: 22,527,794 km (0.086 R)
• M29: 23,398,753 km (0.086 R)
• M30: 28,537,589 km (0.092 R)
• M31: 29,214,220 km (0.108 R)
• M32: 29,328,064 km (0.038 R)
• M33: 37,780,793 km (0.096 R)
• M34: 38,323,085 km (0.064 R)
• M35: 38,596,251 km (0.109 R)
• M36: 38,733,282 km (0.096 R)
• M37: 41,112,936 km (0.092 R)
• M38: 42,997,121 km (0.108 R)
• M39: 61,482,930 km (0.118 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 13,935 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit