🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.13 AU - 3.25 AU

Year: 1543 Days

Day: 27.4 Hours

Environment

Temp: -87 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.05 AU - 3.41 AU

Year: 1578 Days

Day: 40.6 Hours

Environment

Temp: -81 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.98 AU - 3.3 AU

Year: 1947 Days

Day: 20.3 Hours

Environment

Temp: -98 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.66 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.4

Radius: 8

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.31 AU - 7.03 AU

Year: 5362 Days

Day: 10.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,113,920 km

• M1: 99,483 km (0.05 R)
• M2: 358,287 km (0.096 R)
• M3: 793,617 km (0.105 R)
• M4: 1,140,085 km (0.038 R)
• M5: 1,565,991 km (0.069 R)
• M6: 2,082,103 km (0.105 R)
• M7: 2,407,479 km (0.091 R)
• M8: 2,951,716 km (0.098 R)
• M9: 3,739,797 km (0.078 R)
• M10: 4,428,097 km (0.062 R)
• M11: 5,505,800 km (0.077 R)
• M12: 7,377,419 km (0.096 R)
• M13: 7,645,498 km (0.034 R)
• M14: 8,618,932 km (0.087 R)
• M15: 10,963,280 km (0.04 R)
• M16: 12,701,158 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.7

Radius: 12.5

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 6.68 AU - 6.7 AU

Year: 6054 Days

Day: 8.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,113,920 km

• M1: 169,046 km (0.111 R)
• M2: 664,215 km (0.092 R)
• M3: 1,825,244 km (0.116 R)
• M4: 4,785,037 km (0.086 R)
• M5: 7,495,003 km (0.092 R)
• M6: 8,472,475 km (0.111 R)
• M7: 9,364,378 km (0.079 R)
• M8: 10,051,481 km (0.106 R)
• M9: 10,818,170 km (0.083 R)
• M10: 13,621,933 km (0.105 R)
• M11: 18,955,845 km (0.063 R)
• M12: 20,765,082 km (0.085 R)
• M13: 22,008,689 km (0.098 R)
• M14: 23,301,364 km (0.064 R)
• M15: 27,569,541 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.1

Radius: 10.4

Gravity: 8.83 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 8.26 AU - 10.68 AU

Year: 10195 Days

Day: 14.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 45,113,920 km

• M1: 129,402 km (0.093 R)
• M2: 721,361 km (0.044 R)
• M3: 1,435,541 km (0.05 R)
• M4: 2,091,827 km (0.109 R)
• M5: 2,675,259 km (0.045 R)
• M6: 3,006,020 km (0.084 R)
• M7: 3,724,239 km (0.084 R)
• M8: 4,167,348 km (0.044 R)
• M9: 4,553,011 km (0.087 R)
• M10: 4,995,073 km (0.119 R)
• M11: 5,328,227 km (0.12 R)
• M12: 6,341,304 km (0.108 R)
• M13: 6,732,652 km (0.108 R)
• M14: 7,435,164 km (0.102 R)
• M15: 9,786,394 km (0.114 R)
• M16: 11,018,930 km (0.117 R)
• M17: 11,413,869 km (0.078 R)
• M18: 13,277,709 km (0.102 R)
• M19: 14,248,898 km (0.092 R)
• M20: 15,616,522 km (0.092 R)
• M21: 16,698,414 km (0.115 R)
• M22: 17,446,852 km (0.078 R)
• M23: 18,532,184 km (0.11 R)
• M24: 21,528,929 km (0.119 R)
• M25: 26,206,854 km (0.09 R)
• M26: 27,115,212 km (0.077 R)
• M27: 32,779,736 km (0.12 R)
• M28: 34,429,501 km (0.091 R)
• M29: 40,640,506 km (0.079 R)
• M30: 44,933,067 km (0.116 R)
• M31: 45,797,443 km (0.118 R)
• M32: 46,672,890 km (0.059 R)
• M33: 48,758,733 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.6

Radius: 14.8

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 11.58 AU - 11.68 AU

Year: 13875 Days

Day: 9.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,113,920 km

• M1: 185,352 km (0.095 R)
• M2: 1,133,802 km (0.102 R)
• M3: 2,461,783 km (0.076 R)
• M4: 3,111,337 km (0.084 R)
• M5: 4,040,489 km (0.094 R)
• M6: 5,351,265 km (0.086 R)
• M7: 6,030,589 km (0.057 R)
• M8: 8,420,565 km (0.096 R)
• M9: 9,646,669 km (0.084 R)
• M10: 10,933,061 km (0.099 R)
• M11: 11,501,683 km (0.108 R)
• M12: 12,270,317 km (0.1 R)
• M13: 13,714,235 km (0.114 R)
• M14: 15,129,132 km (0.084 R)
• M15: 17,164,411 km (0.096 R)
• M16: 17,855,852 km (0.115 R)
• M17: 18,645,879 km (0.106 R)
• M18: 25,234,917 km (0.11 R)
• M19: 25,729,338 km (0.103 R)
• M20: 27,982,132 km (0.115 R)
• M21: 31,262,215 km (0.109 R)
• M22: 32,178,352 km (0.091 R)
• M23: 35,898,851 km (0.091 R)
• M24: 39,101,143 km (0.067 R)
• M25: 40,839,471 km (0.112 R)
• M26: 41,934,527 km (0.033 R)
• M27: 53,171,571 km (0.069 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.2

Radius: 9.1

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 9.89 AU - 14.53 AU

Year: 14926 Days

Day: 8.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,113,920 km

• M1: 113,994 km (0.11 R)
• M2: 517,609 km (0.069 R)
• M3: 1,411,157 km (0.119 R)
• M4: 1,832,724 km (0.1 R)
• M5: 2,394,164 km (0.063 R)
• M6: 2,757,986 km (0.102 R)
• M7: 4,076,991 km (0.115 R)
• M8: 6,395,010 km (0.12 R)
• M9: 6,741,030 km (0.095 R)
• M10: 8,029,965 km (0.083 R)
• M11: 12,515,507 km (0.105 R)
• M12: 14,125,929 km (0.092 R)
• M13: 20,269,614 km (0.07 R)
• M14: 24,105,154 km (0.074 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.2

Radius: 8

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 11.08 AU - 13.98 AU

Year: 15517 Days

Day: 12.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 171.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,113,920 km

• M1: 103,372 km (0.082 R)
• M2: 398,529 km (0.086 R)
• M3: 676,182 km (0.09 R)
• M4: 1,066,633 km (0.083 R)
• M5: 2,199,687 km (0.069 R)
• M6: 3,363,559 km (0.096 R)
• M7: 3,986,484 km (0.055 R)
• M8: 4,684,059 km (0.115 R)
• M9: 4,984,900 km (0.095 R)
• M10: 6,877,313 km (0.095 R)
• M11: 7,878,422 km (0.108 R)
• M12: 10,316,868 km (0.059 R)
• M13: 10,672,761 km (0.118 R)
• M14: 11,789,509 km (0.117 R)
• M15: 13,099,837 km (0.105 R)
• M16: 13,397,088 km (0.111 R)
• M17: 15,145,737 km (0.112 R)
• M18: 19,166,030 km (0.098 R)
• M19: 23,320,214 km (0.119 R)
• M20: 24,828,310 km (0.115 R)
• M21: 26,306,187 km (0.085 R)
• M22: 29,946,502 km (0.086 R)
• M23: 44,442,087 km (0.066 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 16,880 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit