🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.48 AU - 0.58 AU

Year: 148 Days

Day: 31.6 Hours

Environment

Temp: 148 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.86 AU - 3.9 AU

Year: 2379 Days

Day: 45.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.4

Radius: 8.9

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 4.4 AU - 5.7 AU

Year: 4345 Days

Day: 7.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,976,482 km

• M1: 111,600 km (0.083 R)
• M2: 609,312 km (0.095 R)
• M3: 950,545 km (0.057 R)
• M4: 1,419,983 km (0.118 R)
• M5: 2,773,096 km (0.079 R)
• M6: 3,166,538 km (0.079 R)
• M7: 6,615,517 km (0.117 R)
• M8: 9,555,564 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.2

Radius: 11.3

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 5.54 AU - 6.46 AU

Year: 5627 Days

Day: 12.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,976,482 km

• M1: 144,063 km (0.062 R)
• M2: 765,792 km (0.092 R)
• M3: 1,186,610 km (0.116 R)
• M4: 1,657,096 km (0.113 R)
• M5: 2,812,290 km (0.12 R)
• M6: 3,259,438 km (0.12 R)
• M7: 3,847,358 km (0.066 R)
• M8: 5,448,205 km (0.085 R)
• M9: 7,603,461 km (0.074 R)
• M10: 8,189,137 km (0.091 R)
• M11: 9,415,989 km (0.1 R)
• M12: 9,874,955 km (0.102 R)
• M13: 10,497,731 km (0.119 R)
• M14: 11,902,904 km (0.107 R)
• M15: 12,650,894 km (0.081 R)
• M16: 16,058,733 km (0.119 R)
• M17: 17,866,025 km (0.098 R)

Asteroid Belt

Center: 8.26 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.7

Radius: 9.5

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 8.33 AU - 12.69 AU

Year: 13046 Days

Day: 8.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,976,482 km

• M1: 123,119 km (0.072 R)
• M2: 574,605 km (0.088 R)
• M3: 884,722 km (0.094 R)
• M4: 1,206,208 km (0.054 R)
• M5: 2,933,465 km (0.086 R)
• M6: 3,894,930 km (0.086 R)
• M7: 4,636,337 km (0.094 R)
• M8: 5,028,284 km (0.112 R)
• M9: 14,654,907 km (0.114 R)
• M10: 16,661,612 km (0.101 R)
• M11: 22,021,255 km (0.041 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 300.5

Radius: 7

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 10.41 AU - 13.91 AU

Year: 16236 Days

Day: 16.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,976,482 km

• M1: 87,066 km (0.077 R)
• M2: 586,274 km (0.085 R)
• M3: 1,416,093 km (0.105 R)
• M4: 1,702,125 km (0.119 R)
• M5: 6,105,089 km (0.093 R)
• M6: 7,271,952 km (0.081 R)
• M7: 10,090,526 km (0.082 R)
• M8: 15,879,066 km (0.08 R)
• M9: 27,175,650 km (0.06 R)
• M10: 28,908,442 km (0.103 R)
• M11: 35,973,052 km (0.117 R)
• M12: 41,669,440 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 95.8

Radius: 7.8

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 12.05 AU - 12.71 AU

Year: 16678 Days

Day: 22.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,976,482 km

• M1: 103,073 km (0.082 R)
• M2: 458,517 km (0.11 R)
• M3: 1,002,007 km (0.1 R)
• M4: 4,564,231 km (0.103 R)
• M5: 5,622,187 km (0.082 R)
• M6: 7,118,764 km (0.052 R)
• M7: 9,287,185 km (0.106 R)
• M8: 9,724,161 km (0.088 R)
• M9: 10,312,380 km (0.087 R)
• M10: 16,151,783 km (0.109 R)
• M11: 18,572,576 km (0.07 R)
• M12: 19,336,572 km (0.083 R)
• M13: 24,284,073 km (0.05 R)
• M14: 27,357,411 km (0.049 R)
• M15: 30,680,579 km (0.116 R)
• M16: 31,845,647 km (0.067 R)
• M17: 33,852,353 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 225.2

Radius: 7.8

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 17.2 AU - 20.04 AU

Year: 30764 Days

Day: 19.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 134.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,976,482 km

• M1: 243,545 km (0.086 R)
• M2: 725,849 km (0.066 R)
• M3: 1,983,817 km (0.092 R)
• M4: 5,348,573 km (0.037 R)
• M5: 5,691,750 km (0.084 R)
• M6: 8,019,942 km (0.043 R)
• M7: 8,368,654 km (0.075 R)
• M8: 9,641,882 km (0.087 R)
• M9: 11,100,461 km (0.111 R)
• M10: 12,902,517 km (0.089 R)
• M11: 20,462,296 km (0.077 R)
• M12: 21,972,486 km (0.085 R)
• M13: 35,741,325 km (0.059 R)
• M14: 39,621,445 km (0.107 R)
• M15: 46,430,990 km (0.085 R)
• M16: 59,820,897 km (0.077 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 16,579 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit