🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.63 AU - 0.65 AU

Year: 190 Days

Day: 42.9 Hours

Environment

Temp: 138 °C

Axial Tilt: 34.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.74 AU - 0.78 AU

Year: 246 Days

Day: 23.7 Hours

Environment

Temp: 155 °C

Axial Tilt: 1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,177,594 km

• M1: 358,586 km (0.06 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.93 AU - 1.05 AU

Year: 365 Days

Day: 16.8 Hours

Environment

Temp: 21 °C

Axial Tilt: 29.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 91,177,594 km

• M1: 92,302 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.34 AU - 4.68 AU

Year: 2978 Days

Day: 12.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,177,594 km

• M1: 230,381 km (0.099 R)

Asteroid Belt

Center: 4.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.6

Radius: 8

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 5.71 AU - 5.85 AU

Year: 5153 Days

Day: 14.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 91,177,594 km

• M1: 99,782 km (0.087 R)
• M2: 575,054 km (0.117 R)
• M3: 3,086,503 km (0.05 R)
• M4: 10,180,733 km (0.099 R)
• M5: 11,842,018 km (0.076 R)
• M6: 12,714,772 km (0.055 R)
• M7: 14,247,402 km (0.05 R)
• M8: 17,343,180 km (0.092 R)
• M9: 17,787,187 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659

Radius: 11.1

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 5.6 AU - 6.48 AU

Year: 5505 Days

Day: 6.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 91,177,594 km

• M1: 138,378 km (0.107 R)
• M2: 513,121 km (0.074 R)
• M3: 1,460,225 km (0.111 R)
• M4: 1,860,848 km (0.082 R)
• M5: 3,615,930 km (0.09 R)
• M6: 4,286,727 km (0.096 R)
• M7: 5,876,055 km (0.078 R)
• M8: 7,427,534 km (0.086 R)
• M9: 7,975,810 km (0.054 R)
• M10: 10,354,117 km (0.105 R)
• M11: 12,448,787 km (0.104 R)
• M12: 12,806,326 km (0.089 R)
• M13: 13,974,984 km (0.087 R)
• M14: 14,698,140 km (0.081 R)
• M15: 16,893,639 km (0.094 R)
• M16: 17,332,409 km (0.105 R)
• M17: 18,961,680 km (0.107 R)
• M18: 19,778,933 km (0.119 R)
• M19: 20,266,472 km (0.08 R)
• M20: 21,630,207 km (0.054 R)
• M21: 22,372,212 km (0.113 R)
• M22: 22,901,489 km (0.096 R)
• M23: 24,460,149 km (0.115 R)
• M24: 25,674,735 km (0.093 R)
• M25: 28,136,068 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.6

Radius: 8.8

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 11.37 AU - 12.45 AU

Year: 15243 Days

Day: 13.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 91,177,594 km

• M1: 109,805 km (0.116 R)
• M2: 477,965 km (0.084 R)
• M3: 816,356 km (0.049 R)
• M4: 1,328,429 km (0.117 R)
• M5: 1,739,524 km (0.118 R)
• M6: 2,514,591 km (0.092 R)
• M7: 2,840,415 km (0.073 R)
• M8: 5,007,938 km (0.097 R)
• M9: 7,711,770 km (0.057 R)
• M10: 8,139,620 km (0.11 R)
• M11: 13,089,664 km (0.067 R)
• M12: 17,248,634 km (0.074 R)
• M13: 17,832,814 km (0.09 R)
• M14: 20,302,525 km (0.12 R)
• M15: 20,871,745 km (0.087 R)
• M16: 21,535,212 km (0.073 R)
• M17: 22,384,180 km (0.091 R)
• M18: 24,058,629 km (0.105 R)
• M19: 25,909,454 km (0.108 R)
• M20: 26,482,862 km (0.037 R)
• M21: 29,167,994 km (0.053 R)
• M22: 42,383,620 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 924.6

Radius: 3.6

Gravity: 71.34 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 11.31 AU - 14.13 AU

Year: 16824 Days

Day: 23.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,177,594 km

• M1: 44,879 km (0.111 R)
• M2: 292,464 km (0.043 R)
• M3: 481,556 km (0.094 R)
• M4: 2,087,040 km (0.095 R)
• M5: 3,626,851 km (0.118 R)
• M6: 4,521,446 km (0.12 R)
• M7: 5,916,297 km (0.086 R)
• M8: 8,694,628 km (0.092 R)
• M9: 15,037,728 km (0.088 R)
• M10: 15,661,251 km (0.117 R)
• M11: 18,066,187 km (0.116 R)
• M12: 19,219,886 km (0.118 R)
• M13: 28,230,614 km (0.096 R)
• M14: 32,402,899 km (0.114 R)
• M15: 33,441,108 km (0.109 R)
• M16: 41,487,379 km (0.086 R)
• M17: 42,249,281 km (0.092 R)
• M18: 43,331,322 km (0.11 R)
• M19: 44,749,660 km (0.076 R)
• M20: 46,524,639 km (0.041 R)
• M21: 46,852,408 km (0.108 R)
• M22: 47,016,816 km (0.087 R)
• M23: 49,189,575 km (0.049 R)
• M24: 74,933,873 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 689.2

Radius: 4.3

Gravity: 37.27 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 14.44 AU - 19.7 AU

Year: 26155 Days

Day: 17.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 91,177,594 km

• M1: 54,154 km (0.091 R)
• M2: 203,154 km (0.095 R)
• M3: 462,856 km (0.113 R)
• M4: 1,023,698 km (0.089 R)
• M5: 1,281,904 km (0.1 R)
• M6: 1,546,692 km (0.095 R)
• M7: 1,928,017 km (0.111 R)
• M8: 2,928,827 km (0.114 R)
• M9: 3,540,982 km (0.11 R)
• M10: 7,197,902 km (0.093 R)
• M11: 8,693,731 km (0.093 R)
• M12: 12,572,803 km (0.108 R)
• M13: 14,007,297 km (0.07 R)
• M14: 14,804,504 km (0.097 R)
• M15: 15,800,527 km (0.108 R)
• M16: 19,151,669 km (0.091 R)
• M17: 20,332,744 km (0.067 R)
• M18: 27,829,991 km (0.088 R)
• M19: 29,214,370 km (0.074 R)
• M20: 30,249,587 km (0.069 R)
• M21: 31,443,228 km (0.118 R)
• M22: 33,782,790 km (0.1 R)
• M23: 34,635,348 km (0.068 R)
• M24: 34,922,725 km (0.099 R)
• M25: 39,270,488 km (0.101 R)
• M26: 48,122,793 km (0.068 R)
• M27: 50,664,909 km (0.084 R)
• M28: 52,345,641 km (0.112 R)
• M29: 53,678,259 km (0.109 R)
• M30: 55,817,808 km (0.074 R)
• M31: 56,212,746 km (0.115 R)
• M32: 60,890,522 km (0.09 R)
• M33: 66,704,643 km (0.055 R)
• M34: 68,495,779 km (0.112 R)
• M35: 74,061,418 km (0.094 R)
• M36: 78,675,465 km (0.112 R)
• M37: 81,179,135 km (0.049 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 13,629 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit