🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.25 AU - 1.53 AU

Year: 599 Days

Day: 45.2 Hours

Environment

Temp: -17 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.69 AU - 2.01 AU

Year: 919 Days

Day: 13.7 Hours

Environment

Temp: -58 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.55 AU - 3.41 AU

Year: 1879 Days

Day: 30.5 Hours

Environment

Temp: -111 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.03 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.3

Radius: 8.4

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.82 AU - 6.32 AU

Year: 4170 Days

Day: 8 Hours

Environment

Temp: -134 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,932,603 km

• M1: 104,868 km (0.09 R)
• M2: 414,237 km (0.073 R)
• M3: 974,331 km (0.115 R)
• M4: 1,280,857 km (0.099 R)
• M5: 1,607,579 km (0.07 R)
• M6: 1,901,090 km (0.065 R)
• M7: 2,402,243 km (0.101 R)
• M8: 2,788,654 km (0.071 R)
• M9: 4,095,990 km (0.038 R)
• M10: 5,103,083 km (0.084 R)
• M11: 6,495,988 km (0.111 R)
• M12: 7,859,274 km (0.096 R)
• M13: 8,227,883 km (0.109 R)
• M14: 8,749,231 km (0.107 R)
• M15: 9,478,371 km (0.11 R)
• M16: 10,129,421 km (0.095 R)
• M17: 15,237,590 km (0.077 R)
• M18: 17,676,933 km (0.117 R)
• M19: 18,310,630 km (0.055 R)
• M20: 19,745,872 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143

Radius: 11.2

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.05 AU - 6.27 AU

Year: 4918 Days

Day: 14.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 71,932,603 km

• M1: 139,276 km (0.09 R)
• M2: 673,190 km (0.097 R)
• M3: 1,423,125 km (0.118 R)
• M4: 1,929,513 km (0.105 R)
• M5: 2,297,225 km (0.101 R)
• M6: 2,969,069 km (0.105 R)
• M7: 4,640,077 km (0.052 R)
• M8: 5,101,437 km (0.082 R)
• M9: 5,739,771 km (0.118 R)
• M10: 7,495,751 km (0.076 R)
• M11: 8,258,251 km (0.032 R)
• M12: 9,654,897 km (0.115 R)
• M13: 10,045,347 km (0.047 R)
• M14: 12,447,740 km (0.033 R)
• M15: 13,429,102 km (0.096 R)
• M16: 16,531,911 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.9

Radius: 9.8

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 5.89 AU - 6.39 AU

Year: 5557 Days

Day: 5.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,932,603 km

• M1: 122,072 km (0.11 R)
• M2: 452,234 km (0.112 R)
• M3: 904,768 km (0.12 R)
• M4: 1,699,282 km (0.114 R)
• M5: 2,312,484 km (0.093 R)
• M6: 2,868,689 km (0.115 R)
• M7: 3,332,741 km (0.068 R)
• M8: 3,697,461 km (0.116 R)
• M9: 4,980,712 km (0.113 R)
• M10: 6,822,411 km (0.112 R)
• M11: 8,925,009 km (0.051 R)
• M12: 9,875,853 km (0.071 R)
• M13: 12,789,720 km (0.092 R)
• M14: 13,283,842 km (0.058 R)
• M15: 17,525,540 km (0.107 R)
• M16: 17,950,996 km (0.114 R)
• M17: 18,822,703 km (0.051 R)
• M18: 20,717,510 km (0.1 R)
• M19: 23,242,423 km (0.118 R)
• M20: 24,053,243 km (0.041 R)
• M21: 25,343,076 km (0.037 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 430.9

Radius: 5.8

Gravity: 12.81 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 13.06 AU - 18.76 AU

Year: 23179 Days

Day: 18.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,932,603 km

• M1: 74,201 km (0.095 R)
• M2: 300,393 km (0.099 R)
• M3: 4,500,951 km (0.08 R)
• M4: 8,894,042 km (0.106 R)
• M5: 10,710,011 km (0.082 R)
• M6: 11,262,326 km (0.065 R)
• M7: 12,624,564 km (0.104 R)
• M8: 12,895,935 km (0.112 R)
• M9: 14,755,885 km (0.115 R)
• M10: 16,787,424 km (0.066 R)
• M11: 21,782,048 km (0.092 R)
• M12: 22,074,512 km (0.106 R)
• M13: 26,338,949 km (0.083 R)
• M14: 28,956,313 km (0.072 R)
• M15: 31,617,211 km (0.049 R)
• M16: 45,779,342 km (0.044 R)
• M17: 52,458,438 km (0.119 R)
• M18: 53,160,052 km (0.113 R)
• M19: 67,499,756 km (0.071 R)
• M20: 68,121,634 km (0.103 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 19,096 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit