🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.65 AU - 0.87 AU

Year: 241 Days

Day: 27.1 Hours

Environment

Temp: 172 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.86 AU - 1.18 AU

Year: 374 Days

Day: 17 Hours

Environment

Temp: 25 °C

Axial Tilt: 49.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.03 AU - 2.61 AU

Year: 1284 Days

Day: 21 Hours

Environment

Temp: -81 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.6

Radius: 9.2

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.38 AU - 5.62 AU

Year: 4688 Days

Day: 11.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,178,677 km

• M1: 114,442 km (0.041 R)
• M2: 615,296 km (0.111 R)
• M3: 1,296,415 km (0.099 R)
• M4: 1,596,508 km (0.045 R)
• M5: 2,218,686 km (0.098 R)
• M6: 2,848,792 km (0.095 R)
• M7: 6,189,761 km (0.066 R)
• M8: 12,354,989 km (0.112 R)
• M9: 12,946,649 km (0.106 R)
• M10: 14,016,572 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487

Radius: 13.1

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 6.65 AU - 7.97 AU

Year: 7183 Days

Day: 11.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,178,677 km

• M1: 162,912 km (0.106 R)
• M2: 572,960 km (0.074 R)
• M3: 1,030,729 km (0.066 R)
• M4: 1,878,650 km (0.056 R)
• M5: 2,448,319 km (0.064 R)
• M6: 2,896,963 km (0.048 R)
• M7: 3,486,827 km (0.08 R)
• M8: 4,058,889 km (0.092 R)
• M9: 4,639,778 km (0.101 R)
• M10: 5,392,255 km (0.033 R)
• M11: 6,224,618 km (0.038 R)
• M12: 11,528,311 km (0.113 R)
• M13: 14,226,758 km (0.116 R)
• M14: 15,692,517 km (0.1 R)
• M15: 18,177,188 km (0.108 R)
• M16: 19,129,977 km (0.04 R)
• M17: 20,403,354 km (0.095 R)
• M18: 21,134,888 km (0.095 R)
• M19: 22,418,587 km (0.064 R)
• M20: 26,928,514 km (0.062 R)
• M21: 28,256,195 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.1

Radius: 12.8

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 6.83 AU - 8.49 AU

Year: 7705 Days

Day: 12.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,178,677 km

• M1: 159,172 km (0.047 R)
• M2: 884,123 km (0.1 R)
• M3: 1,628,822 km (0.091 R)
• M4: 3,649,440 km (0.062 R)
• M5: 4,916,384 km (0.112 R)
• M6: 5,874,110 km (0.107 R)
• M7: 6,609,683 km (0.096 R)
• M8: 7,274,346 km (0.062 R)
• M9: 7,741,839 km (0.115 R)
• M10: 8,372,394 km (0.12 R)
• M11: 11,112,728 km (0.059 R)
• M12: 12,285,426 km (0.081 R)
• M13: 14,248,300 km (0.092 R)
• M14: 16,697,516 km (0.111 R)
• M15: 20,779,294 km (0.09 R)
• M16: 21,315,453 km (0.113 R)
• M17: 22,979,430 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.8

Radius: 13.1

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 8.52 AU - 11.04 AU

Year: 11116 Days

Day: 14.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,178,677 km

• M1: 163,211 km (0.051 R)
• M2: 633,098 km (0.11 R)
• M3: 1,322,296 km (0.115 R)
• M4: 1,734,587 km (0.073 R)
• M5: 2,766,813 km (0.075 R)
• M6: 3,843,618 km (0.109 R)
• M7: 4,317,095 km (0.041 R)
• M8: 6,013,834 km (0.088 R)
• M9: 7,509,664 km (0.118 R)
• M10: 8,390,346 km (0.081 R)
• M11: 12,736,314 km (0.066 R)
• M12: 14,578,312 km (0.096 R)
• M13: 16,303,625 km (0.089 R)
• M14: 16,956,919 km (0.101 R)
• M15: 19,261,474 km (0.108 R)
• M16: 23,371,825 km (0.104 R)
• M17: 26,416,142 km (0.092 R)
• M18: 28,971,572 km (0.077 R)
• M19: 35,769,449 km (0.032 R)
• M20: 38,252,774 km (0.108 R)
• M21: 40,981,888 km (0.066 R)
• M22: 42,871,758 km (0.057 R)
• M23: 47,115,999 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.4

Radius: 10.4

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 9.74 AU - 13.1 AU

Year: 14026 Days

Day: 8.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,178,677 km

• M1: 130,001 km (0.098 R)
• M2: 609,163 km (0.115 R)
• M3: 1,270,535 km (0.045 R)
• M4: 1,770,491 km (0.116 R)
• M5: 2,600,609 km (0.087 R)
• M6: 2,956,952 km (0.111 R)
• M7: 3,391,234 km (0.11 R)
• M8: 4,780,849 km (0.105 R)
• M9: 6,168,219 km (0.043 R)
• M10: 6,517,979 km (0.056 R)
• M11: 6,992,354 km (0.112 R)
• M12: 8,727,689 km (0.078 R)
• M13: 14,937,497 km (0.102 R)
• M14: 25,861,732 km (0.109 R)
• M15: 34,971,793 km (0.087 R)
• M16: 35,750,151 km (0.073 R)
• M17: 38,271,773 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110

Radius: 6.3

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 14.03 AU - 19.77 AU

Year: 25250 Days

Day: 22.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 158.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,178,677 km

• M1: 97,837 km (0.103 R)
• M2: 315,352 km (0.059 R)
• M3: 598,990 km (0.096 R)
• M4: 2,541,369 km (0.115 R)
• M5: 3,807,116 km (0.104 R)
• M6: 4,271,618 km (0.069 R)
• M7: 6,551,938 km (0.077 R)
• M8: 8,594,098 km (0.063 R)
• M9: 10,600,954 km (0.102 R)
• M10: 18,687,616 km (0.088 R)
• M11: 25,145,457 km (0.119 R)
• M12: 41,170,680 km (0.118 R)
• M13: 48,165,877 km (0.101 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 250.6

Radius: 5.8

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 14.36 AU - 21.36 AU

Year: 27432 Days

Day: 20.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 67,178,677 km

• M1: 72,555 km (0.102 R)
• M2: 298,597 km (0.084 R)
• M3: 532,419 km (0.092 R)
• M4: 954,135 km (0.055 R)
• M5: 1,363,884 km (0.064 R)
• M6: 1,641,986 km (0.109 R)
• M7: 2,617,664 km (0.058 R)
• M8: 2,827,699 km (0.119 R)
• M9: 3,099,817 km (0.077 R)
• M10: 3,389,289 km (0.107 R)
• M11: 3,725,436 km (0.095 R)
• M12: 4,399,225 km (0.083 R)
• M13: 9,727,302 km (0.054 R)
• M14: 11,115,571 km (0.114 R)
• M15: 11,920,407 km (0.078 R)
• M16: 16,534,305 km (0.081 R)
• M17: 26,717,881 km (0.099 R)
• M18: 30,115,547 km (0.076 R)
• M19: 31,068,037 km (0.049 R)
• M20: 36,937,360 km (0.107 R)
• M21: 38,720,866 km (0.054 R)
• M22: 49,319,725 km (0.103 R)
• M23: 61,318,522 km (0.119 R)
• M24: 61,698,051 km (0.099 R)
• M25: 62,653,982 km (0.088 R)
• M26: 64,399,490 km (0.098 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 512 - 14,534 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit