🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.44 AU - 0.58 AU

Year: 235 Days

Day: 45.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,799,913 km

• M1: 578,046 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.46 AU - 0.6 AU

Year: 249 Days

Day: 31.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.6

Radius: 14.3

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.05 AU - 1.57 AU

Year: 968 Days

Day: 11.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 22,799,913 km

• M1: 177,872 km (0.086 R)
• M2: 674,088 km (0.086 R)
• M3: 1,381,985 km (0.119 R)
• M4: 1,896,751 km (0.074 R)
• M5: 2,909,529 km (0.116 R)
• M6: 3,504,031 km (0.09 R)
• M7: 5,372,658 km (0.119 R)
• M8: 6,567,347 km (0.096 R)
• M9: 8,863,823 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.4

Radius: 11.2

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.73 AU - 3.05 AU

Year: 3172 Days

Day: 13.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 22,799,913 km

• M1: 139,724 km (0.076 R)
• M2: 709,543 km (0.118 R)
• M3: 1,119,590 km (0.047 R)
• M4: 1,611,917 km (0.073 R)
• M5: 2,492,899 km (0.082 R)
• M6: 3,419,508 km (0.112 R)
• M7: 5,463,913 km (0.091 R)
• M8: 6,656,507 km (0.093 R)
• M9: 7,489,468 km (0.091 R)
• M10: 8,184,350 km (0.117 R)
• M11: 9,973,092 km (0.09 R)
• M12: 10,448,065 km (0.093 R)
• M13: 11,063,211 km (0.084 R)
• M14: 11,920,706 km (0.103 R)
• M15: 12,276,001 km (0.113 R)
• M16: 13,148,007 km (0.118 R)
• M17: 14,357,805 km (0.027 R)
• M18: 17,848,971 km (0.109 R)
• M19: 18,197,384 km (0.101 R)
• M20: 18,668,917 km (0.074 R)
• M21: 19,027,952 km (0.109 R)
• M22: 19,575,031 km (0.065 R)
• M23: 22,672,455 km (0.04 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.8

Radius: 8.5

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.74 AU - 3.72 AU

Year: 3748 Days

Day: 12.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 22,799,913 km

• M1: 111,750 km (0.114 R)
• M2: 688,150 km (0.093 R)
• M3: 1,211,444 km (0.105 R)
• M4: 1,535,473 km (0.11 R)
• M5: 1,807,142 km (0.106 R)
• M6: 3,382,258 km (0.089 R)
• M7: 4,883,323 km (0.076 R)
• M8: 6,784,413 km (0.036 R)
• M9: 7,949,481 km (0.116 R)
• M10: 9,242,755 km (0.064 R)
• M11: 9,804,944 km (0.111 R)
• M12: 12,826,671 km (0.03 R)
• M13: 14,300,509 km (0.116 R)
• M14: 14,698,440 km (0.091 R)
• M15: 16,526,974 km (0.038 R)
• M16: 18,975,144 km (0.086 R)
• M17: 21,785,489 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.3

Radius: 8.6

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.14 AU - 3.74 AU

Year: 4120 Days

Day: 11.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 22,799,913 km

• M1: 106,962 km (0.058 R)
• M2: 419,622 km (0.03 R)
• M3: 885,769 km (0.093 R)
• M4: 1,193,193 km (0.085 R)
• M5: 1,708,408 km (0.115 R)
• M6: 2,264,014 km (0.053 R)
• M7: 2,935,110 km (0.108 R)
• M8: 3,289,807 km (0.1 R)
• M9: 4,128,452 km (0.117 R)
• M10: 5,177,882 km (0.112 R)
• M11: 6,109,876 km (0.04 R)
• M12: 6,994,299 km (0.105 R)
• M13: 9,767,694 km (0.112 R)
• M14: 12,594,794 km (0.058 R)
• M15: 14,825,149 km (0.095 R)
• M16: 15,500,434 km (0.065 R)
• M17: 17,649,258 km (0.081 R)
• M18: 20,557,440 km (0.044 R)
• M19: 23,006,357 km (0.054 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.3

Radius: 9.6

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.62 AU - 4.82 AU

Year: 5597 Days

Day: 9 Hours

Environment

Temp: -222 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 22,799,913 km

• M1: 119,379 km (0.102 R)
• M2: 560,842 km (0.071 R)
• M3: 905,217 km (0.12 R)
• M4: 1,740,422 km (0.09 R)
• M5: 2,158,697 km (0.108 R)
• M6: 2,459,090 km (0.034 R)
• M7: 3,217,401 km (0.082 R)
• M8: 3,670,982 km (0.027 R)
• M9: 4,993,876 km (0.03 R)
• M10: 5,343,786 km (0.079 R)
• M11: 7,570,101 km (0.085 R)
• M12: 8,237,008 km (0.065 R)
• M13: 8,942,512 km (0.028 R)
• M14: 9,649,511 km (0.069 R)
• M15: 10,882,497 km (0.04 R)
• M16: 11,259,334 km (0.079 R)
• M17: 14,696,944 km (0.117 R)
• M18: 15,522,873 km (0.113 R)
• M19: 16,000,839 km (0.079 R)
• M20: 17,953,839 km (0.114 R)
• M21: 18,480,573 km (0.096 R)
• M22: 19,873,778 km (0.069 R)
• M23: 20,947,591 km (0.118 R)
• M24: 21,400,873 km (0.042 R)
• M25: 22,799,912 km (0.114 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: 239 - 18,862 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit