🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.43 AU - 0.67 AU

Year: 268 Days

Day: 29.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.5

Radius: 10.2

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.69 AU - 0.73 AU

Year: 392 Days

Day: 6.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 39,034,467 km

• M1: 126,859 km (0.09 R)
• M2: 590,912 km (0.091 R)
• M3: 1,013,226 km (0.099 R)
• M4: 1,513,482 km (0.113 R)
• M5: 1,939,237 km (0.104 R)
• M6: 2,383,244 km (0.103 R)
• M7: 2,874,373 km (0.114 R)
• M8: 3,343,662 km (0.107 R)
• M9: 3,791,109 km (0.074 R)
• M10: 4,187,693 km (0.076 R)

Asteroid Belt

Center: 1.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.3

Radius: 9.1

Gravity: 12.02 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.23 AU - 1.37 AU

Year: 972 Days

Day: 14 Hours

Environment

Temp: -171 °C

Axial Tilt: 144.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,034,467 km

• M1: 113,246 km (0.119 R)
• M2: 707,748 km (0.057 R)
• M3: 991,983 km (0.073 R)
• M4: 1,585,737 km (0.108 R)
• M5: 1,922,931 km (0.088 R)
• M6: 2,388,779 km (0.09 R)
• M7: 3,577,932 km (0.086 R)
• M8: 3,945,494 km (0.112 R)
• M9: 4,426,900 km (0.099 R)
• M10: 5,142,427 km (0.06 R)
• M11: 5,674,995 km (0.078 R)
• M12: 6,495,689 km (0.084 R)
• M13: 6,874,321 km (0.119 R)
• M14: 7,495,452 km (0.1 R)
• M15: 8,207,687 km (0.09 R)
• M16: 8,707,045 km (0.063 R)
• M17: 9,434,240 km (0.09 R)
• M18: 10,877,112 km (0.109 R)
• M19: 11,209,219 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.8

Radius: 13.2

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.66 AU - 1.74 AU

Year: 1454 Days

Day: 12.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,034,467 km

• M1: 164,258 km (0.108 R)
• M2: 645,066 km (0.031 R)
• M3: 1,153,250 km (0.113 R)
• M4: 1,746,705 km (0.092 R)
• M5: 2,413,014 km (0.066 R)
• M6: 2,947,826 km (0.058 R)
• M7: 3,915,275 km (0.087 R)
• M8: 4,877,489 km (0.116 R)
• M9: 5,535,271 km (0.104 R)
• M10: 6,056,021 km (0.072 R)
• M11: 6,934,011 km (0.029 R)
• M12: 7,690,827 km (0.069 R)
• M13: 8,260,944 km (0.097 R)
• M14: 8,859,186 km (0.109 R)
• M15: 10,326,741 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.3

Radius: 8.8

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.91 AU - 1.99 AU

Year: 1786 Days

Day: 9.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 110.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,034,467 km

• M1: 109,506 km (0.055 R)
• M2: 1,256,173 km (0.111 R)
• M3: 1,771,837 km (0.117 R)
• M4: 2,160,343 km (0.115 R)
• M5: 2,446,374 km (0.069 R)
• M6: 2,732,106 km (0.074 R)
• M7: 3,823,273 km (0.08 R)
• M8: 4,123,665 km (0.036 R)
• M9: 4,772,621 km (0.057 R)
• M10: 5,181,472 km (0.075 R)
• M11: 7,255,497 km (0.083 R)
• M12: 8,873,996 km (0.041 R)
• M13: 9,433,193 km (0.111 R)
• M14: 9,922,228 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.9

Radius: 13.2

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.12 AU - 3.52 AU

Year: 3107 Days

Day: 8.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,034,467 km

• M1: 164,109 km (0.115 R)
• M2: 727,943 km (0.048 R)
• M3: 1,357,601 km (0.117 R)
• M4: 1,778,120 km (0.118 R)
• M5: 2,836,226 km (0.038 R)
• M6: 3,292,500 km (0.105 R)
• M7: 3,710,177 km (0.077 R)
• M8: 4,163,458 km (0.101 R)
• M9: 4,966,500 km (0.069 R)
• M10: 5,611,566 km (0.119 R)
• M11: 6,412,812 km (0.073 R)
• M12: 7,206,279 km (0.08 R)
• M13: 8,064,223 km (0.108 R)
• M14: 13,117,639 km (0.066 R)
• M15: 14,573,077 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.3

Radius: 10.5

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.95 AU - 6.73 AU

Year: 9258 Days

Day: 7.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 39,034,467 km

• M1: 131,197 km (0.114 R)
• M2: 531,521 km (0.108 R)
• M3: 1,256,173 km (0.055 R)
• M4: 1,653,954 km (0.03 R)
• M5: 2,019,422 km (0.082 R)
• M6: 2,514,591 km (0.06 R)
• M7: 3,156,066 km (0.108 R)
• M8: 3,699,855 km (0.085 R)
• M9: 4,646,809 km (0.096 R)
• M10: 5,288,135 km (0.085 R)
• M11: 5,952,798 km (0.099 R)
• M12: 6,861,007 km (0.089 R)
• M13: 7,775,798 km (0.113 R)
• M14: 8,415,030 km (0.116 R)
• M15: 8,951,189 km (0.112 R)
• M16: 9,653,401 km (0.105 R)
• M17: 11,327,401 km (0.116 R)
• M18: 13,425,362 km (0.09 R)
• M19: 14,034,225 km (0.114 R)
• M20: 14,788,946 km (0.062 R)
• M21: 15,904,348 km (0.096 R)
• M22: 17,573,112 km (0.086 R)
• M23: 18,823,900 km (0.06 R)
• M24: 22,419,934 km (0.099 R)
• M25: 22,760,269 km (0.092 R)
• M26: 30,729,048 km (0.083 R)
• M27: 31,360,650 km (0.094 R)
• M28: 33,087,309 km (0.087 R)
• M29: 34,876,350 km (0.101 R)
• M30: 35,794,731 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 100.9

Radius: 3.7

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 7.4 AU - 11.56 AU

Year: 19148 Days

Day: 20.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,034,467 km

• M1: 80,484 km (0.077 R)
• M2: 244,443 km (0.112 R)
• M3: 417,528 km (0.076 R)
• M4: 2,168,571 km (0.106 R)
• M5: 3,081,417 km (0.111 R)
• M6: 5,883,385 km (0.073 R)
• M7: 9,473,584 km (0.081 R)
• M8: 12,468,235 km (0.082 R)
• M9: 12,854,047 km (0.084 R)
• M10: 14,477,484 km (0.118 R)
• M11: 16,102,715 km (0.114 R)
• M12: 20,460,650 km (0.091 R)
• M13: 21,938,677 km (0.116 R)
• M14: 27,531,693 km (0.11 R)
• M15: 31,003,710 km (0.067 R)
• M16: 38,106,168 km (0.072 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 150 - 17,093 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit