🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.98 AU - 1.02 AU

Year: 385 Days

Day: 43 Hours

Environment

Temp: -10 °C

Axial Tilt: 32.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.75 AU - 3.15 AU

Year: 1951 Days

Day: 25.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 41.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.1

Radius: 8.1

Gravity: 8.2 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.36 AU - 6.72 AU

Year: 5020 Days

Day: 13 Hours

Environment

Temp: -151 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,269,474 km

• M1: 100,679 km (0.114 R)
• M2: 422,016 km (0.053 R)
• M3: 698,772 km (0.08 R)
• M4: 1,137,841 km (0.075 R)
• M5: 2,119,203 km (0.066 R)
• M6: 3,009,311 km (0.097 R)
• M7: 4,268,476 km (0.098 R)
• M8: 4,532,815 km (0.099 R)
• M9: 5,094,705 km (0.109 R)
• M10: 5,475,880 km (0.113 R)
• M11: 6,326,344 km (0.087 R)
• M12: 6,702,882 km (0.096 R)
• M13: 8,892,097 km (0.118 R)
• M14: 9,979,674 km (0.091 R)
• M15: 10,885,040 km (0.067 R)
• M16: 12,080,626 km (0.108 R)
• M17: 12,416,922 km (0.111 R)
• M18: 12,958,018 km (0.089 R)
• M19: 13,463,509 km (0.078 R)
• M20: 13,773,027 km (0.117 R)
• M21: 14,246,355 km (0.07 R)
• M22: 14,567,691 km (0.118 R)
• M23: 16,836,193 km (0.094 R)
• M24: 20,057,035 km (0.109 R)
• M25: 22,708,358 km (0.118 R)
• M26: 23,147,428 km (0.097 R)
• M27: 24,960,106 km (0.12 R)
• M28: 25,427,599 km (0.082 R)
• M29: 27,521,520 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.8

Radius: 14.8

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 6.99 AU - 7.83 AU

Year: 7766 Days

Day: 12.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,269,474 km

• M1: 184,005 km (0.112 R)
• M2: 781,200 km (0.088 R)
• M3: 1,560,904 km (0.083 R)
• M4: 2,162,736 km (0.115 R)
• M5: 2,740,184 km (0.109 R)
• M6: 3,649,889 km (0.103 R)
• M7: 4,164,506 km (0.077 R)
• M8: 5,596,157 km (0.066 R)
• M9: 6,409,670 km (0.112 R)
• M10: 7,335,382 km (0.079 R)
• M11: 8,124,062 km (0.105 R)
• M12: 8,771,671 km (0.119 R)
• M13: 12,001,639 km (0.115 R)
• M14: 13,046,729 km (0.106 R)
• M15: 13,936,538 km (0.099 R)
• M16: 15,547,408 km (0.037 R)
• M17: 19,004,764 km (0.05 R)
• M18: 23,473,701 km (0.103 R)
• M19: 27,232,796 km (0.083 R)
• M20: 27,739,933 km (0.055 R)
• M21: 29,035,451 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.7

Radius: 10.7

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 6.78 AU - 8.46 AU

Year: 8098 Days

Day: 12.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 116 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,269,474 km

• M1: 133,142 km (0.064 R)
• M2: 504,743 km (0.068 R)
• M3: 859,141 km (0.073 R)
• M4: 1,627,326 km (0.098 R)
• M5: 2,392,668 km (0.059 R)
• M6: 4,988,191 km (0.116 R)
• M7: 7,906,247 km (0.116 R)
• M8: 8,603,224 km (0.086 R)
• M9: 9,822,596 km (0.064 R)
• M10: 12,087,059 km (0.054 R)
• M11: 13,431,346 km (0.075 R)
• M12: 15,331,538 km (0.114 R)
• M13: 16,623,764 km (0.088 R)
• M14: 22,439,232 km (0.103 R)
• M15: 22,782,858 km (0.049 R)
• M16: 24,372,784 km (0.11 R)
• M17: 28,568,705 km (0.085 R)
• M18: 29,277,949 km (0.089 R)
• M19: 31,155,402 km (0.099 R)
• M20: 31,690,963 km (0.115 R)
• M21: 34,803,795 km (0.032 R)
• M22: 36,080,613 km (0.07 R)
• M23: 36,552,594 km (0.071 R)
• M24: 39,471,249 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 892.8

Radius: 6.3

Gravity: 22.49 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 13.54 AU - 16.34 AU

Year: 22233 Days

Day: 24.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,269,474 km

• M1: 114,442 km (0.112 R)
• M2: 312,510 km (0.096 R)
• M3: 1,066,633 km (0.111 R)
• M4: 1,590,973 km (0.113 R)
• M5: 2,532,842 km (0.11 R)
• M6: 3,109,242 km (0.12 R)
• M7: 3,866,357 km (0.046 R)
• M8: 4,815,256 km (0.107 R)
• M9: 6,355,815 km (0.074 R)
• M10: 8,695,675 km (0.068 R)
• M11: 8,922,915 km (0.059 R)
• M12: 11,351,486 km (0.118 R)
• M13: 12,753,368 km (0.064 R)
• M14: 20,205,736 km (0.102 R)
• M15: 28,098,070 km (0.079 R)
• M16: 32,514,648 km (0.083 R)
• M17: 40,760,932 km (0.116 R)
• M18: 45,022,676 km (0.036 R)
• M19: 55,775,771 km (0.063 R)
• M20: 73,152,461 km (0.098 R)
• M21: 83,949,837 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.4

Radius: 5.8

Gravity: 10.39 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 14.03 AU - 19.07 AU

Year: 25922 Days

Day: 16.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,269,474 km

• M1: 80,184 km (0.113 R)
• M2: 402,418 km (0.097 R)
• M3: 591,211 km (0.067 R)
• M4: 2,060,711 km (0.089 R)
• M5: 2,350,332 km (0.078 R)
• M6: 3,758,946 km (0.087 R)
• M7: 8,106,559 km (0.065 R)
• M8: 9,425,563 km (0.086 R)
• M9: 10,106,982 km (0.095 R)
• M10: 10,341,252 km (0.04 R)
• M11: 10,820,713 km (0.084 R)
• M12: 16,459,506 km (0.066 R)
• M13: 17,698,475 km (0.063 R)
• M14: 19,807,955 km (0.104 R)
• M15: 20,453,470 km (0.064 R)
• M16: 20,828,512 km (0.118 R)
• M17: 35,939,243 km (0.107 R)
• M18: 41,055,939 km (0.114 R)
• M19: 45,039,281 km (0.073 R)
• M20: 45,514,853 km (0.12 R)
• M21: 46,799,300 km (0.113 R)
• M22: 47,942,976 km (0.1 R)
• M23: 52,353,869 km (0.087 R)
• M24: 55,017,759 km (0.048 R)
• M25: 65,761,130 km (0.09 R)
• M26: 66,988,879 km (0.113 R)
• M27: 68,023,648 km (0.109 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 13,005 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit