🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.66 AU - 1.02 AU

Year: 271 Days

Day: 43.2 Hours

Environment

Temp: 155 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.75 AU - 2.03 AU

Year: 913 Days

Day: 46.3 Hours

Environment

Temp: -42 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,503,816 km

• M1: 38,147 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.65 AU - 4.03 AU

Year: 2645 Days

Day: 13.2 Hours

Environment

Temp: -106 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.71 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.5

Radius: 11.5

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.28 AU - 5.88 AU

Year: 4633 Days

Day: 13.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,503,816 km

• M1: 147,504 km (0.049 R)
• M2: 616,343 km (0.108 R)
• M3: 1,126,472 km (0.076 R)
• M4: 1,498,522 km (0.09 R)
• M5: 2,324,153 km (0.096 R)
• M6: 4,021,789 km (0.056 R)
• M7: 5,047,582 km (0.115 R)
• M8: 5,783,454 km (0.093 R)
• M9: 6,365,539 km (0.056 R)
• M10: 6,952,561 km (0.06 R)
• M11: 7,718,801 km (0.102 R)
• M12: 8,425,202 km (0.1 R)
• M13: 12,026,472 km (0.108 R)
• M14: 14,410,464 km (0.116 R)
• M15: 15,597,224 km (0.118 R)
• M16: 16,665,352 km (0.091 R)
• M17: 17,155,585 km (0.115 R)
• M18: 20,162,951 km (0.1 R)
• M19: 21,358,088 km (0.065 R)
• M20: 21,791,174 km (0.093 R)
• M21: 24,044,417 km (0.104 R)
• M22: 25,227,437 km (0.116 R)
• M23: 25,955,679 km (0.062 R)
• M24: 28,484,631 km (0.102 R)
• M25: 30,259,161 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.4

Radius: 14.6

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 7.01 AU - 8.19 AU

Year: 7364 Days

Day: 11.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,503,816 km

• M1: 182,809 km (0.08 R)
• M2: 655,687 km (0.078 R)
• M3: 2,114,267 km (0.077 R)
• M4: 2,703,982 km (0.093 R)
• M5: 3,359,968 km (0.106 R)
• M6: 4,582,781 km (0.067 R)
• M7: 5,490,691 km (0.081 R)
• M8: 7,074,334 km (0.083 R)
• M9: 9,200,269 km (0.113 R)
• M10: 10,178,490 km (0.091 R)
• M11: 11,876,425 km (0.089 R)
• M12: 12,712,677 km (0.103 R)
• M13: 14,444,722 km (0.113 R)
• M14: 15,035,633 km (0.119 R)
• M15: 15,581,217 km (0.102 R)
• M16: 16,519,943 km (0.097 R)
• M17: 20,804,875 km (0.108 R)
• M18: 23,123,044 km (0.095 R)
• M19: 25,522,893 km (0.052 R)
• M20: 26,213,287 km (0.068 R)
• M21: 28,451,121 km (0.058 R)
• M22: 32,694,465 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.3

Radius: 8.8

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 9.51 AU - 10.97 AU

Year: 11517 Days

Day: 11.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,503,816 km

• M1: 120,426 km (0.118 R)
• M2: 483,500 km (0.101 R)
• M3: 938,876 km (0.109 R)
• M4: 1,287,439 km (0.093 R)
• M5: 2,323,554 km (0.084 R)
• M6: 2,784,166 km (0.047 R)
• M7: 3,146,642 km (0.118 R)
• M8: 3,421,154 km (0.116 R)
• M9: 4,151,939 km (0.119 R)
• M10: 4,892,150 km (0.09 R)
• M11: 5,168,008 km (0.068 R)
• M12: 6,199,037 km (0.076 R)
• M13: 8,574,651 km (0.118 R)
• M14: 10,510,447 km (0.103 R)
• M15: 12,663,609 km (0.105 R)
• M16: 15,881,460 km (0.109 R)
• M17: 18,038,960 km (0.081 R)
• M18: 18,478,030 km (0.12 R)
• M19: 19,149,874 km (0.1 R)
• M20: 19,453,707 km (0.105 R)
• M21: 22,334,962 km (0.086 R)
• M22: 23,702,287 km (0.112 R)
• M23: 29,328,214 km (0.108 R)
• M24: 34,200,467 km (0.118 R)
• M25: 35,440,783 km (0.086 R)
• M26: 36,014,341 km (0.068 R)
• M27: 38,491,083 km (0.118 R)
• M28: 42,351,307 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.2

Radius: 8.1

Gravity: 13.49 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 9.71 AU - 13.37 AU

Year: 13778 Days

Day: 12.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 67,503,816 km

• M1: 100,979 km (0.12 R)
• M2: 423,512 km (0.098 R)
• M3: 788,082 km (0.098 R)
• M4: 1,196,334 km (0.085 R)
• M5: 1,472,641 km (0.072 R)
• M6: 1,791,734 km (0.067 R)
• M7: 2,399,251 km (0.1 R)
• M8: 2,820,967 km (0.106 R)
• M9: 4,262,642 km (0.109 R)
• M10: 7,194,461 km (0.119 R)
• M11: 7,509,963 km (0.056 R)
• M12: 7,834,740 km (0.072 R)
• M13: 8,562,384 km (0.079 R)
• M14: 13,356,995 km (0.105 R)
• M15: 15,187,924 km (0.031 R)
• M16: 18,741,771 km (0.034 R)
• M17: 19,600,612 km (0.118 R)
• M18: 21,489,285 km (0.091 R)
• M19: 22,717,633 km (0.118 R)
• M20: 23,991,908 km (0.115 R)
• M21: 24,494,557 km (0.077 R)
• M22: 26,468,650 km (0.029 R)
• M23: 27,439,840 km (0.07 R)
• M24: 32,045,061 km (0.098 R)
• M25: 32,409,930 km (0.038 R)
• M26: 33,396,378 km (0.093 R)
• M27: 37,140,514 km (0.047 R)
• M28: 40,726,973 km (0.102 R)
• M29: 43,489,447 km (0.089 R)
• M30: 44,086,492 km (0.103 R)
• M31: 44,689,073 km (0.119 R)
• M32: 47,784,402 km (0.098 R)
• M33: 51,517,318 km (0.12 R)
• M34: 54,225,937 km (0.089 R)
• M35: 57,923,099 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 275.1

Radius: 6.8

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 14.98 AU - 20.6 AU

Year: 26372 Days

Day: 19 Hours

Environment

Temp: -202 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,503,816 km

• M1: 86,916 km (0.103 R)
• M2: 439,668 km (0.116 R)
• M3: 708,944 km (0.113 R)
• M4: 1,297,014 km (0.061 R)
• M5: 1,612,665 km (0.093 R)
• M6: 1,886,728 km (0.094 R)
• M7: 2,335,372 km (0.069 R)
• M8: 3,583,318 km (0.055 R)
• M9: 4,596,544 km (0.095 R)
• M10: 5,333,463 km (0.058 R)
• M11: 8,212,175 km (0.098 R)
• M12: 18,091,618 km (0.105 R)
• M13: 21,283,289 km (0.089 R)
• M14: 22,232,338 km (0.108 R)
• M15: 30,624,479 km (0.096 R)
• M16: 32,573,291 km (0.1 R)
• M17: 39,901,642 km (0.106 R)
• M18: 40,617,767 km (0.108 R)
• M19: 41,634,733 km (0.104 R)
• M20: 44,787,209 km (0.098 R)
• M21: 56,260,767 km (0.047 R)
• M22: 57,161,047 km (0.089 R)
• M23: 64,711,701 km (0.062 R)

Kuiper Belt

Range: 31.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 11,949 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit