🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.43 AU - 0.61 AU

Year: 238 Days

Day: 45.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.6 AU - 0.68 AU

Year: 326 Days

Day: 46.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.58 AU - 0.76 AU

Year: 349 Days

Day: 18.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,508,913 km

• M1: 107,411 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473

Radius: 13.2

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.85 AU - 0.89 AU

Year: 516 Days

Day: 11.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,508,913 km

• M1: 164,258 km (0.115 R)
• M2: 730,636 km (0.06 R)
• M3: 1,150,408 km (0.112 R)
• M4: 1,604,886 km (0.08 R)
• M5: 2,071,931 km (0.063 R)
• M6: 2,759,782 km (0.09 R)
• M7: 3,288,161 km (0.095 R)
• M8: 4,040,489 km (0.109 R)
• M9: 4,608,512 km (0.085 R)
• M10: 5,182,369 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.5

Radius: 8.8

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.17 AU - 3.21 AU

Year: 2805 Days

Day: 8.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,508,913 km

• M1: 121,922 km (0.101 R)
• M2: 425,008 km (0.118 R)
• M3: 922,420 km (0.09 R)
• M4: 1,269,039 km (0.091 R)
• M5: 1,610,271 km (0.12 R)
• M6: 1,897,649 km (0.12 R)
• M7: 2,270,297 km (0.109 R)
• M8: 2,677,054 km (0.118 R)
• M9: 3,131,831 km (0.112 R)
• M10: 4,003,987 km (0.119 R)
• M11: 5,438,780 km (0.12 R)
• M12: 6,559,717 km (0.053 R)
• M13: 7,359,318 km (0.094 R)
• M14: 7,947,686 km (0.112 R)
• M15: 8,472,176 km (0.071 R)
• M16: 8,791,268 km (0.093 R)
• M17: 9,658,787 km (0.113 R)
• M18: 10,436,546 km (0.048 R)
• M19: 13,105,073 km (0.113 R)
• M20: 14,370,371 km (0.107 R)
• M21: 16,149,090 km (0.118 R)
• M22: 16,640,519 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.8

Radius: 13.5

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.17 AU - 3.57 AU

Year: 3091 Days

Day: 9 Hours

Environment

Temp: -205 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 60,508,913 km

• M1: 167,849 km (0.061 R)
• M2: 588,668 km (0.085 R)
• M3: 1,056,909 km (0.115 R)
• M4: 1,624,034 km (0.085 R)
• M5: 2,475,396 km (0.067 R)
• M6: 3,718,405 km (0.078 R)
• M7: 5,538,113 km (0.04 R)
• M8: 7,044,115 km (0.072 R)
• M9: 8,706,746 km (0.097 R)
• M10: 9,504,551 km (0.11 R)
• M11: 10,125,233 km (0.042 R)
• M12: 10,656,455 km (0.067 R)
• M13: 11,775,148 km (0.119 R)
• M14: 12,491,572 km (0.037 R)
• M15: 14,339,554 km (0.083 R)
• M16: 14,864,942 km (0.042 R)
• M17: 17,524,942 km (0.086 R)
• M18: 18,070,824 km (0.066 R)
• M19: 19,543,017 km (0.065 R)

Asteroid Belt

Center: 4.64 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240.9

Radius: 5.5

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 5.72 AU - 7.08 AU

Year: 10294 Days

Day: 20 Hours

Environment

Temp: -227 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,508,913 km

• M1: 124,914 km (0.1 R)
• M2: 297,101 km (0.101 R)
• M3: 848,669 km (0.086 R)
• M4: 1,294,321 km (0.113 R)
• M5: 2,190,113 km (0.102 R)
• M6: 2,674,062 km (0.064 R)
• M7: 3,289,956 km (0.049 R)
• M8: 3,529,762 km (0.098 R)
• M9: 4,118,579 km (0.119 R)
• M10: 4,423,459 km (0.045 R)
• M11: 5,858,701 km (0.102 R)
• M12: 6,443,928 km (0.043 R)
• M13: 6,681,639 km (0.116 R)
• M14: 7,320,123 km (0.083 R)
• M15: 8,037,295 km (0.078 R)
• M16: 10,656,006 km (0.067 R)
• M17: 11,927,289 km (0.047 R)
• M18: 12,494,265 km (0.099 R)
• M19: 15,785,119 km (0.085 R)
• M20: 18,773,486 km (0.104 R)
• M21: 21,285,084 km (0.119 R)
• M22: 22,894,907 km (0.119 R)
• M23: 24,093,186 km (0.086 R)
• M24: 24,831,900 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.4

Radius: 6.3

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 7.33 AU - 7.73 AU

Year: 13138 Days

Day: 23.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 60,508,913 km

• M1: 78,389 km (0.095 R)
• M2: 280,646 km (0.097 R)
• M3: 513,719 km (0.1 R)
• M4: 735,423 km (0.039 R)
• M5: 969,394 km (0.087 R)
• M6: 1,381,686 km (0.103 R)
• M7: 2,914,915 km (0.116 R)
• M8: 3,639,118 km (0.116 R)
• M9: 4,751,976 km (0.12 R)
• M10: 5,369,367 km (0.09 R)
• M11: 5,821,601 km (0.078 R)
• M12: 6,450,959 km (0.104 R)
• M13: 8,798,898 km (0.068 R)
• M14: 10,189,111 km (0.053 R)
• M15: 11,605,653 km (0.103 R)
• M16: 14,163,328 km (0.057 R)
• M17: 15,851,839 km (0.09 R)
• M18: 18,668,617 km (0.1 R)
• M19: 19,062,359 km (0.05 R)
• M20: 21,115,291 km (0.083 R)
• M21: 22,415,296 km (0.075 R)
• M22: 24,323,716 km (0.108 R)
• M23: 24,983,144 km (0.088 R)
• M24: 27,842,856 km (0.108 R)
• M25: 30,913,353 km (0.092 R)
• M26: 35,149,067 km (0.11 R)
• M27: 39,885,635 km (0.1 R)
• M28: 46,310,863 km (0.102 R)
• M29: 49,843,019 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 239.4

Radius: 6.4

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 10.14 AU - 12.36 AU

Year: 23992 Days

Day: 19.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 60,508,913 km

• M1: 80,484 km (0.101 R)
• M2: 777,161 km (0.086 R)
• M3: 1,879,847 km (0.049 R)
• M4: 2,539,573 km (0.088 R)
• M5: 4,153,734 km (0.1 R)
• M6: 7,189,075 km (0.064 R)
• M7: 7,862,116 km (0.08 R)
• M8: 9,229,740 km (0.094 R)
• M9: 11,094,926 km (0.12 R)
• M10: 12,553,655 km (0.085 R)
• M11: 13,863,534 km (0.111 R)
• M12: 22,260,911 km (0.089 R)
• M13: 31,720,733 km (0.08 R)
• M14: 35,260,517 km (0.042 R)
• M15: 39,598,706 km (0.094 R)
• M16: 41,260,439 km (0.091 R)
• M17: 41,683,053 km (0.111 R)
• M18: 51,563,693 km (0.056 R)
• M19: 56,781,218 km (0.066 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 16,234 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit