🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.54 AU - 0.6 AU

Year: 153 Days

Day: 21.6 Hours

Environment

Temp: 232 °C

Axial Tilt: 11.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,228,327 km

• M1: 303,833 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.75 AU - 1.15 AU

Year: 330 Days

Day: 23.2 Hours

Environment

Temp: 141 °C

Axial Tilt: 38.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.04 AU - 2.66 AU

Year: 1284 Days

Day: 14.7 Hours

Environment

Temp: -67 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.5

Radius: 8.3

Gravity: 13.83 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.85 AU - 7.17 AU

Year: 5921 Days

Day: 7.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,228,327 km

• M1: 103,223 km (0.111 R)
• M2: 441,763 km (0.101 R)
• M3: 705,204 km (0.067 R)
• M4: 1,011,282 km (0.079 R)
• M5: 1,347,578 km (0.068 R)
• M6: 1,621,342 km (0.119 R)
• M7: 3,463,191 km (0.052 R)
• M8: 3,764,930 km (0.077 R)
• M9: 4,033,907 km (0.034 R)
• M10: 4,368,557 km (0.101 R)
• M11: 5,735,732 km (0.107 R)
• M12: 8,516,756 km (0.116 R)
• M13: 9,465,207 km (0.075 R)
• M14: 10,918,700 km (0.034 R)
• M15: 12,841,481 km (0.1 R)
• M16: 13,229,239 km (0.117 R)
• M17: 15,596,027 km (0.06 R)
• M18: 16,101,219 km (0.104 R)
• M19: 17,955,634 km (0.116 R)
• M20: 24,114,878 km (0.115 R)
• M21: 24,961,302 km (0.065 R)
• M22: 25,391,845 km (0.092 R)
• M23: 25,914,989 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.5

Radius: 14

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 6.15 AU - 9.93 AU

Year: 8126 Days

Day: 5.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,228,327 km

• M1: 174,132 km (0.03 R)
• M2: 844,181 km (0.116 R)
• M3: 1,499,719 km (0.086 R)
• M4: 1,995,636 km (0.101 R)
• M5: 3,034,892 km (0.094 R)
• M6: 3,956,564 km (0.116 R)
• M7: 5,505,351 km (0.114 R)
• M8: 6,290,291 km (0.103 R)
• M9: 6,809,695 km (0.082 R)
• M10: 7,252,654 km (0.062 R)
• M11: 8,272,762 km (0.114 R)
• M12: 8,738,460 km (0.098 R)
• M13: 10,733,797 km (0.069 R)
• M14: 12,607,361 km (0.071 R)
• M15: 19,056,824 km (0.03 R)
• M16: 23,366,140 km (0.087 R)
• M17: 24,696,215 km (0.112 R)
• M18: 27,081,104 km (0.072 R)
• M19: 28,901,261 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.2

Radius: 9.2

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 10.53 AU - 10.57 AU

Year: 12214 Days

Day: 12.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,228,327 km

• M1: 116,387 km (0.109 R)
• M2: 426,055 km (0.08 R)
• M3: 2,530,598 km (0.1 R)
• M4: 3,190,025 km (0.116 R)
• M5: 3,706,886 km (0.055 R)
• M6: 4,998,364 km (0.1 R)
• M7: 7,015,691 km (0.114 R)
• M8: 10,001,216 km (0.095 R)
• M9: 12,183,550 km (0.068 R)
• M10: 12,976,568 km (0.031 R)
• M11: 20,447,187 km (0.081 R)
• M12: 21,403,865 km (0.054 R)
• M13: 21,975,628 km (0.106 R)
• M14: 22,306,838 km (0.108 R)
• M15: 32,135,717 km (0.105 R)
• M16: 33,976,519 km (0.066 R)
• M17: 36,809,454 km (0.059 R)
• M18: 40,660,701 km (0.115 R)
• M19: 42,044,332 km (0.113 R)
• M20: 42,427,003 km (0.059 R)
• M21: 43,069,975 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.7

Radius: 10

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 9.88 AU - 12 AU

Year: 12898 Days

Day: 7.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,228,327 km

• M1: 124,316 km (0.086 R)
• M2: 483,052 km (0.044 R)
• M3: 997,818 km (0.046 R)
• M4: 1,689,259 km (0.092 R)
• M5: 2,230,654 km (0.111 R)
• M6: 3,816,391 km (0.092 R)
• M7: 5,523,602 km (0.091 R)
• M8: 6,718,141 km (0.098 R)
• M9: 7,774,601 km (0.029 R)
• M10: 8,522,890 km (0.093 R)
• M11: 9,415,391 km (0.116 R)
• M12: 9,959,777 km (0.098 R)
• M13: 10,788,998 km (0.065 R)
• M14: 12,292,008 km (0.093 R)
• M15: 13,002,897 km (0.075 R)
• M16: 14,702,479 km (0.078 R)
• M17: 21,351,506 km (0.025 R)
• M18: 25,372,098 km (0.101 R)
• M19: 27,112,669 km (0.1 R)
• M20: 28,316,483 km (0.114 R)
• M21: 28,725,634 km (0.033 R)
• M22: 34,061,939 km (0.077 R)
• M23: 38,629,461 km (0.098 R)
• M24: 39,132,709 km (0.045 R)
• M25: 42,913,645 km (0.094 R)
• M26: 44,271,994 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 121.8

Radius: 6.8

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 11.97 AU - 15.59 AU

Year: 18233 Days

Day: 17.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,228,327 km

• M1: 90,507 km (0.118 R)
• M2: 386,860 km (0.068 R)
• M3: 1,115,103 km (0.1 R)
• M4: 1,926,521 km (0.062 R)
• M5: 2,502,623 km (0.106 R)
• M6: 3,144,547 km (0.068 R)
• M7: 5,794,524 km (0.101 R)
• M8: 6,873,424 km (0.084 R)
• M9: 9,107,070 km (0.114 R)
• M10: 12,485,588 km (0.088 R)
• M11: 14,271,038 km (0.065 R)
• M12: 15,959,250 km (0.106 R)
• M13: 17,224,250 km (0.09 R)
• M14: 17,706,703 km (0.113 R)
• M15: 24,305,316 km (0.109 R)
• M16: 26,428,259 km (0.096 R)
• M17: 27,162,635 km (0.113 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: 341 - 12,936 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit