🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.41 AU - 0.59 AU

Year: 225 Days

Day: 16.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,254,701 km

• M1: 470,784 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.5 AU - 0.76 AU

Year: 318 Days

Day: 24.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.3

Radius: 11.6

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.84 AU - 1.1 AU

Year: 607 Days

Day: 14.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 37,254,701 km

• M1: 144,212 km (0.068 R)
• M2: 644,318 km (0.12 R)
• M3: 1,043,744 km (0.097 R)
• M4: 1,453,643 km (0.12 R)
• M5: 1,999,974 km (0.078 R)
• M6: 3,103,557 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301

Radius: 10.7

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.36 AU - 2.18 AU

Year: 1497 Days

Day: 13 Hours

Environment

Temp: -192 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 37,254,701 km

• M1: 134,339 km (0.094 R)
• M2: 787,034 km (0.057 R)
• M3: 1,393,205 km (0.094 R)
• M4: 1,914,105 km (0.059 R)
• M5: 2,573,682 km (0.112 R)
• M6: 3,421,602 km (0.045 R)
• M7: 6,719,936 km (0.072 R)
• M8: 8,449,886 km (0.109 R)
• M9: 9,737,325 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.6

Radius: 10.6

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.65 AU - 1.89 AU

Year: 1497 Days

Day: 9.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,254,701 km

• M1: 131,796 km (0.101 R)
• M2: 513,569 km (0.09 R)
• M3: 1,005,746 km (0.053 R)
• M4: 1,585,438 km (0.112 R)
• M5: 2,200,435 km (0.083 R)
• M6: 2,625,143 km (0.111 R)
• M7: 2,990,611 km (0.072 R)
• M8: 3,602,915 km (0.101 R)
• M9: 4,443,356 km (0.081 R)
• M10: 4,776,810 km (0.083 R)
• M11: 5,127,018 km (0.042 R)
• M12: 5,649,713 km (0.045 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.4

Radius: 12.2

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.98 AU - 2.98 AU

Year: 2483 Days

Day: 5.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 37,254,701 km

• M1: 151,692 km (0.093 R)
• M2: 558,299 km (0.101 R)
• M3: 960,568 km (0.112 R)
• M4: 1,528,741 km (0.116 R)
• M5: 2,659,551 km (0.034 R)
• M6: 3,944,746 km (0.096 R)
• M7: 4,788,478 km (0.08 R)
• M8: 5,175,937 km (0.08 R)
• M9: 5,654,351 km (0.066 R)
• M10: 6,543,860 km (0.086 R)
• M11: 7,990,321 km (0.097 R)
• M12: 8,413,983 km (0.098 R)
• M13: 10,016,475 km (0.086 R)
• M14: 10,798,573 km (0.098 R)
• M15: 11,468,472 km (0.098 R)
• M16: 13,181,218 km (0.119 R)
• M17: 15,566,257 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745

Radius: 10.9

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.37 AU - 4.65 AU

Year: 5106 Days

Day: 10.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,254,701 km

• M1: 135,536 km (0.029 R)
• M2: 487,988 km (0.109 R)
• M3: 932,294 km (0.084 R)
• M4: 1,468,303 km (0.12 R)
• M5: 2,542,416 km (0.114 R)
• M6: 3,474,560 km (0.077 R)
• M7: 5,267,042 km (0.093 R)
• M8: 8,201,404 km (0.113 R)
• M9: 8,666,653 km (0.044 R)
• M10: 9,397,589 km (0.08 R)
• M11: 10,797,825 km (0.102 R)
• M12: 11,309,898 km (0.08 R)
• M13: 13,468,745 km (0.066 R)
• M14: 14,282,707 km (0.082 R)
• M15: 14,786,553 km (0.112 R)
• M16: 17,869,166 km (0.096 R)
• M17: 18,323,346 km (0.113 R)
• M18: 19,390,278 km (0.104 R)
• M19: 21,501,852 km (0.099 R)
• M20: 21,941,968 km (0.09 R)
• M21: 29,464,647 km (0.103 R)
• M22: 30,649,761 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.8

Radius: 13.6

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.61 AU - 5.45 AU

Year: 6130 Days

Day: 10.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,254,701 km

• M1: 233,223 km (0.084 R)
• M2: 1,018,612 km (0.043 R)
• M3: 1,613,862 km (0.104 R)
• M4: 2,858,217 km (0.064 R)
• M5: 5,030,976 km (0.116 R)
• M6: 7,001,031 km (0.088 R)
• M7: 9,398,187 km (0.099 R)
• M8: 13,442,416 km (0.11 R)
• M9: 14,126,976 km (0.097 R)
• M10: 18,108,822 km (0.102 R)
• M11: 18,873,567 km (0.116 R)
• M12: 23,024,758 km (0.06 R)
• M13: 25,013,512 km (0.06 R)
• M14: 25,614,596 km (0.119 R)
• M15: 29,807,077 km (0.067 R)
• M16: 30,482,960 km (0.062 R)
• M17: 31,665,082 km (0.077 R)
• M18: 34,120,881 km (0.076 R)
• M19: 36,481,386 km (0.063 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 16,556 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit