🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.16 AU - 1.7 AU

Year: 612 Days

Day: 16.2 Hours

Environment

Temp: 6 °C

Axial Tilt: 35.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 79,390,849 km

• M1: 74,350 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.8 AU - 2 AU

Year: 938 Days

Day: 29.8 Hours

Environment

Temp: -63 °C

Axial Tilt: 42.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.16 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663

Radius: 9.1

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 5.13 AU - 7.69 AU

Year: 5812 Days

Day: 7.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,390,849 km

• M1: 113,246 km (0.032 R)
• M2: 498,161 km (0.105 R)
• M3: 859,141 km (0.082 R)
• M4: 1,232,537 km (0.091 R)
• M5: 1,524,103 km (0.109 R)
• M6: 2,050,388 km (0.106 R)
• M7: 2,693,360 km (0.094 R)
• M8: 2,993,753 km (0.115 R)
• M9: 3,358,472 km (0.119 R)
• M10: 3,662,455 km (0.088 R)
• M11: 4,556,153 km (0.111 R)
• M12: 6,402,340 km (0.066 R)
• M13: 6,872,077 km (0.083 R)
• M14: 7,221,688 km (0.102 R)
• M15: 8,225,190 km (0.111 R)
• M16: 10,324,647 km (0.094 R)
• M17: 11,498,242 km (0.113 R)
• M18: 14,616,909 km (0.118 R)
• M19: 17,089,612 km (0.095 R)
• M20: 21,412,841 km (0.088 R)
• M21: 27,622,349 km (0.082 R)
• M22: 27,974,203 km (0.087 R)
• M23: 30,056,157 km (0.058 R)
• M24: 30,709,750 km (0.026 R)
• M25: 31,372,917 km (0.032 R)
• M26: 32,239,388 km (0.12 R)
• M27: 33,022,832 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.9

Radius: 10.9

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 6.99 AU - 8.11 AU

Year: 7430 Days

Day: 10.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,390,849 km

• M1: 150,346 km (0.069 R)
• M2: 505,790 km (0.047 R)
• M3: 1,101,040 km (0.07 R)
• M4: 1,497,624 km (0.111 R)
• M5: 2,208,364 km (0.096 R)
• M6: 3,984,689 km (0.079 R)
• M7: 4,422,711 km (0.093 R)
• M8: 4,846,672 km (0.099 R)
• M9: 5,495,927 km (0.091 R)
• M10: 6,422,835 km (0.073 R)
• M11: 7,206,728 km (0.04 R)
• M12: 8,450,036 km (0.071 R)
• M13: 9,105,274 km (0.081 R)
• M14: 12,502,792 km (0.091 R)
• M15: 13,911,106 km (0.113 R)
• M16: 16,506,479 km (0.104 R)
• M17: 17,918,235 km (0.078 R)
• M18: 20,245,080 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.3

Radius: 10.2

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 8.03 AU - 11.47 AU

Year: 10904 Days

Day: 8.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,390,849 km

• M1: 139,425 km (0.113 R)
• M2: 541,544 km (0.099 R)
• M3: 1,102,985 km (0.107 R)
• M4: 1,436,289 km (0.081 R)
• M5: 1,763,310 km (0.119 R)
• M6: 4,910,849 km (0.105 R)
• M7: 5,342,738 km (0.111 R)
• M8: 6,247,506 km (0.08 R)
• M9: 6,755,391 km (0.094 R)
• M10: 7,096,175 km (0.094 R)
• M11: 8,402,314 km (0.092 R)
• M12: 16,374,385 km (0.088 R)
• M13: 16,852,799 km (0.118 R)
• M14: 18,786,501 km (0.113 R)
• M15: 19,235,444 km (0.075 R)
• M16: 20,389,442 km (0.115 R)
• M17: 22,665,873 km (0.075 R)
• M18: 23,432,262 km (0.104 R)
• M19: 24,658,666 km (0.055 R)
• M20: 27,621,751 km (0.065 R)
• M21: 32,499,240 km (0.066 R)
• M22: 35,480,576 km (0.081 R)
• M23: 35,822,706 km (0.074 R)
• M24: 37,330,653 km (0.087 R)
• M25: 37,921,863 km (0.11 R)
• M26: 41,474,364 km (0.111 R)
• M27: 43,526,398 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 345.5

Radius: 3.6

Gravity: 26.66 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 18.33 AU - 19.97 AU

Year: 30014 Days

Day: 19.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 79,390,849 km

• M1: 46,226 km (0.078 R)
• M2: 253,269 km (0.111 R)
• M3: 407,654 km (0.105 R)
• M4: 1,360,443 km (0.066 R)
• M5: 2,123,542 km (0.081 R)
• M6: 2,644,741 km (0.057 R)
• M7: 3,534,998 km (0.081 R)
• M8: 4,934,785 km (0.106 R)
• M9: 6,265,757 km (0.088 R)
• M10: 9,610,167 km (0.117 R)
• M11: 10,142,586 km (0.098 R)
• M12: 13,174,037 km (0.082 R)
• M13: 17,012,719 km (0.078 R)
• M14: 19,603,006 km (0.12 R)
• M15: 20,457,359 km (0.093 R)
• M16: 29,784,038 km (0.027 R)
• M17: 37,409,640 km (0.047 R)
• M18: 39,017,069 km (0.093 R)
• M19: 49,291,002 km (0.114 R)
• M20: 57,120,207 km (0.101 R)
• M21: 62,640,069 km (0.073 R)
• M22: 63,661,673 km (0.034 R)
• M23: 67,218,362 km (0.077 R)
• M24: 68,720,624 km (0.108 R)
• M25: 77,034,227 km (0.114 R)

Kuiper Belt

Range: 30.6 - 45.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 289 - 13,382 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit