🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.48 AU - 0.62 AU

Year: 268 Days

Day: 12.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,890,769 km

• M1: 693,087 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.6

Radius: 10.9

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.39 AU - 1.59 AU

Year: 1193 Days

Day: 12.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,890,769 km

• M1: 135,685 km (0.081 R)
• M2: 508,334 km (0.092 R)
• M3: 1,003,353 km (0.102 R)
• M4: 1,529,638 km (0.03 R)
• M5: 2,320,263 km (0.083 R)
• M6: 3,064,512 km (0.12 R)
• M7: 4,169,741 km (0.08 R)
• M8: 5,365,926 km (0.103 R)
• M9: 6,985,024 km (0.091 R)
• M10: 8,717,218 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.3

Radius: 10.8

Gravity: 7.41 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.78 AU - 1.84 AU

Year: 1597 Days

Day: 5.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,890,769 km

• M1: 134,339 km (0.077 R)
• M2: 765,792 km (0.065 R)
• M3: 1,168,359 km (0.078 R)
• M4: 1,869,375 km (0.03 R)
• M5: 3,098,621 km (0.039 R)
• M6: 4,479,708 km (0.112 R)
• M7: 5,589,874 km (0.077 R)
• M8: 6,014,134 km (0.027 R)
• M9: 7,088,546 km (0.04 R)
• M10: 7,728,824 km (0.085 R)
• M11: 8,316,594 km (0.086 R)
• M12: 8,652,442 km (0.098 R)
• M13: 9,647,866 km (0.117 R)
• M14: 10,121,792 km (0.096 R)
• M15: 10,540,217 km (0.098 R)
• M16: 11,263,523 km (0.107 R)
• M17: 12,728,535 km (0.085 R)
• M18: 13,216,523 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527

Radius: 12.5

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.49 AU - 3.35 AU

Year: 3273 Days

Day: 14 Hours

Environment

Temp: -192 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,890,769 km

• M1: 155,432 km (0.077 R)
• M2: 576,700 km (0.116 R)
• M3: 983,756 km (0.091 R)
• M4: 1,592,918 km (0.087 R)
• M5: 2,621,403 km (0.043 R)
• M6: 3,100,565 km (0.114 R)
• M7: 4,650,250 km (0.112 R)
• M8: 5,308,181 km (0.091 R)
• M9: 8,210,081 km (0.114 R)
• M10: 9,352,560 km (0.053 R)
• M11: 10,559,067 km (0.1 R)
• M12: 11,037,331 km (0.047 R)
• M13: 13,417,283 km (0.095 R)
• M14: 14,169,462 km (0.102 R)
• M15: 15,249,558 km (0.086 R)
• M16: 16,971,579 km (0.117 R)
• M17: 17,518,060 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.5

Radius: 10.9

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.86 AU - 5.12 AU

Year: 6241 Days

Day: 14.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,890,769 km

• M1: 137,929 km (0.04 R)
• M2: 705,055 km (0.113 R)
• M3: 1,073,066 km (0.089 R)
• M4: 1,637,349 km (0.12 R)
• M5: 2,257,282 km (0.101 R)
• M6: 3,109,691 km (0.086 R)
• M7: 3,892,686 km (0.118 R)
• M8: 4,637,085 km (0.117 R)
• M9: 5,784,650 km (0.09 R)
• M10: 6,306,747 km (0.041 R)
• M11: 8,591,555 km (0.05 R)
• M12: 9,851,618 km (0.091 R)
• M13: 11,280,577 km (0.119 R)
• M14: 12,201,801 km (0.116 R)
• M15: 14,019,864 km (0.076 R)
• M16: 15,636,568 km (0.111 R)
• M17: 16,716,216 km (0.119 R)
• M18: 19,523,569 km (0.047 R)
• M19: 22,711,051 km (0.103 R)
• M20: 23,928,927 km (0.1 R)
• M21: 25,189,738 km (0.057 R)
• M22: 25,619,683 km (0.075 R)
• M23: 30,000,507 km (0.112 R)
• M24: 30,483,708 km (0.103 R)
• M25: 31,169,016 km (0.119 R)
• M26: 33,493,018 km (0.111 R)
• M27: 35,390,667 km (0.115 R)
• M28: 36,695,011 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.5

Radius: 10.7

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.37 AU - 5.95 AU

Year: 7689 Days

Day: 11.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,890,769 km

• M1: 140,622 km (0.119 R)
• M2: 478,414 km (0.118 R)
• M3: 840,740 km (0.1 R)
• M4: 1,616,704 km (0.074 R)
• M5: 2,503,670 km (0.07 R)
• M6: 3,735,010 km (0.119 R)
• M7: 4,275,806 km (0.085 R)
• M8: 8,396,330 km (0.098 R)
• M9: 9,591,318 km (0.037 R)
• M10: 10,607,087 km (0.07 R)
• M11: 12,053,998 km (0.114 R)
• M12: 13,855,605 km (0.104 R)
• M13: 17,782,250 km (0.047 R)
• M14: 19,169,471 km (0.033 R)
• M15: 24,762,936 km (0.074 R)
• M16: 30,185,110 km (0.119 R)
• M17: 30,572,419 km (0.11 R)
• M18: 31,854,323 km (0.058 R)
• M19: 34,630,561 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.5

Radius: 4.6

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 5.73 AU - 7.71 AU

Year: 11428 Days

Day: 18.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,890,769 km

• M1: 57,146 km (0.096 R)
• M2: 216,019 km (0.096 R)
• M3: 424,858 km (0.043 R)
• M4: 698,921 km (0.115 R)
• M5: 1,136,794 km (0.074 R)
• M6: 2,273,588 km (0.104 R)
• M7: 2,531,495 km (0.095 R)
• M8: 3,016,043 km (0.051 R)
• M9: 3,327,655 km (0.079 R)
• M10: 5,664,972 km (0.119 R)
• M11: 5,996,930 km (0.11 R)
• M12: 10,386,281 km (0.077 R)
• M13: 12,059,384 km (0.048 R)
• M14: 15,233,252 km (0.108 R)
• M15: 15,605,152 km (0.111 R)
• M16: 15,928,583 km (0.092 R)
• M17: 17,613,803 km (0.117 R)
• M18: 19,538,380 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 853.3

Radius: 5.9

Gravity: 24.51 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 6.29 AU - 7.75 AU

Year: 12202 Days

Day: 17.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 58,890,769 km

• M1: 78,090 km (0.116 R)
• M2: 267,930 km (0.069 R)
• M3: 649,853 km (0.095 R)
• M4: 949,049 km (0.101 R)
• M5: 1,192,893 km (0.083 R)
• M6: 1,725,761 km (0.064 R)
• M7: 2,638,607 km (0.075 R)
• M8: 2,957,101 km (0.107 R)
• M9: 3,352,039 km (0.086 R)
• M10: 3,781,535 km (0.111 R)
• M11: 4,620,480 km (0.102 R)
• M12: 5,911,210 km (0.075 R)
• M13: 9,386,518 km (0.094 R)
• M14: 9,594,609 km (0.067 R)
• M15: 9,805,841 km (0.073 R)
• M16: 12,214,816 km (0.093 R)
• M17: 14,023,454 km (0.079 R)
• M18: 14,571,431 km (0.096 R)
• M19: 18,813,279 km (0.076 R)
• M20: 23,332,481 km (0.091 R)
• M21: 23,618,961 km (0.046 R)
• M22: 26,405,819 km (0.097 R)
• M23: 28,092,835 km (0.077 R)
• M24: 28,634,379 km (0.101 R)
• M25: 28,852,941 km (0.047 R)
• M26: 31,913,714 km (0.062 R)
• M27: 36,194,606 km (0.111 R)
• M28: 37,224,139 km (0.07 R)
• M29: 37,746,086 km (0.104 R)
• M30: 39,476,485 km (0.108 R)
• M31: 44,396,459 km (0.114 R)
• M32: 44,836,277 km (0.115 R)
• M33: 49,082,313 km (0.097 R)
• M34: 50,184,102 km (0.108 R)
• M35: 51,624,879 km (0.079 R)
• M36: 53,093,032 km (0.096 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 15,412 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit