🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.31 AU - 1.69 AU

Year: 646 Days

Day: 14.2 Hours

Environment

Temp: -18 °C

Axial Tilt: 13.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.79 AU - 4.39 AU

Year: 2391 Days

Day: 15.9 Hours

Environment

Temp: -101 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.33 AU - 4.59 AU

Year: 2770 Days

Day: 24.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.95 AU - 4.11 AU

Year: 2843 Days

Day: 29.9 Hours

Environment

Temp: -108 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 4.17 AU - 4.81 AU

Year: 3344 Days

Day: 42 Hours

Environment

Temp: -122 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,624,529 km

• M1: 40,840 km (0.112 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.58 AU - 5.82 AU

Year: 3581 Days

Day: 41.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.1

Radius: 8.3

Gravity: 9.7 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.1 AU - 6.22 AU

Year: 4733 Days

Day: 12.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 99,624,529 km

• M1: 104,719 km (0.086 R)
• M2: 405,410 km (0.029 R)
• M3: 721,211 km (0.06 R)
• M4: 1,072,617 km (0.048 R)
• M5: 1,479,074 km (0.096 R)
• M6: 2,295,879 km (0.059 R)
• M7: 3,446,137 km (0.096 R)
• M8: 4,289,420 km (0.082 R)
• M9: 5,744,708 km (0.081 R)
• M10: 6,347,587 km (0.038 R)
• M11: 7,573,243 km (0.049 R)
• M12: 7,893,980 km (0.076 R)
• M13: 8,600,681 km (0.096 R)
• M14: 10,929,321 km (0.119 R)
• M15: 15,446,728 km (0.063 R)
• M16: 16,729,679 km (0.109 R)
• M17: 17,956,232 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 980.2

Radius: 7.1

Gravity: 19.44 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 12.39 AU - 17.69 AU

Year: 20500 Days

Day: 24.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 99,624,529 km

• M1: 92,751 km (0.106 R)
• M2: 431,739 km (0.071 R)
• M3: 860,637 km (0.069 R)
• M4: 1,189,752 km (0.119 R)
• M5: 1,532,181 km (0.069 R)
• M6: 2,104,094 km (0.12 R)
• M7: 2,682,439 km (0.113 R)
• M8: 3,022,625 km (0.107 R)
• M9: 3,632,984 km (0.115 R)
• M10: 4,427,798 km (0.114 R)
• M11: 6,045,848 km (0.111 R)
• M12: 13,572,416 km (0.045 R)
• M13: 13,952,694 km (0.111 R)
• M14: 17,343,031 km (0.118 R)
• M15: 18,063,045 km (0.111 R)
• M16: 19,085,547 km (0.077 R)
• M17: 20,740,847 km (0.117 R)
• M18: 26,749,595 km (0.108 R)
• M19: 28,569,603 km (0.098 R)
• M20: 30,991,293 km (0.049 R)
• M21: 32,184,935 km (0.114 R)
• M22: 39,841,653 km (0.119 R)
• M23: 42,695,232 km (0.073 R)
• M24: 47,924,127 km (0.059 R)
• M25: 50,600,881 km (0.082 R)
• M26: 53,375,623 km (0.119 R)
• M27: 54,132,438 km (0.077 R)
• M28: 57,231,059 km (0.097 R)
• M29: 65,706,676 km (0.116 R)
• M30: 69,229,107 km (0.081 R)
• M31: 80,547,982 km (0.074 R)
• M32: 82,546,908 km (0.119 R)
• M33: 84,578,597 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 968.3

Radius: 3.6

Gravity: 74.71 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 16.6 AU - 17.92 AU

Year: 25202 Days

Day: 17.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 99,624,529 km

• M1: 45,179 km (0.032 R)
• M2: 170,242 km (0.107 R)
• M3: 587,620 km (0.098 R)
• M4: 706,401 km (0.071 R)
• M5: 1,119,590 km (0.053 R)
• M6: 1,387,221 km (0.102 R)
• M7: 1,919,041 km (0.098 R)
• M8: 2,549,597 km (0.086 R)
• M9: 2,870,035 km (0.078 R)
• M10: 3,856,035 km (0.056 R)
• M11: 4,350,904 km (0.107 R)
• M12: 5,048,031 km (0.095 R)
• M13: 5,296,064 km (0.03 R)
• M14: 5,552,175 km (0.089 R)
• M15: 6,513,940 km (0.109 R)
• M16: 7,161,998 km (0.079 R)
• M17: 7,528,363 km (0.104 R)
• M18: 9,674,345 km (0.11 R)
• M19: 11,688,680 km (0.088 R)
• M20: 13,805,490 km (0.116 R)
• M21: 14,372,017 km (0.106 R)
• M22: 15,551,447 km (0.075 R)
• M23: 18,196,636 km (0.079 R)
• M24: 22,096,204 km (0.077 R)
• M25: 24,239,792 km (0.082 R)
• M26: 25,301,787 km (0.114 R)
• M27: 26,890,068 km (0.064 R)
• M28: 28,543,573 km (0.113 R)
• M29: 30,129,011 km (0.033 R)
• M30: 42,391,997 km (0.049 R)
• M31: 52,965,575 km (0.112 R)
• M32: 57,189,172 km (0.115 R)
• M33: 57,395,766 km (0.096 R)
• M34: 58,435,920 km (0.059 R)
• M35: 62,066,661 km (0.09 R)
• M36: 67,213,875 km (0.085 R)
• M37: 77,081,799 km (0.057 R)
• M38: 77,333,722 km (0.053 R)
• M39: 78,347,397 km (0.067 R)
• M40: 81,441,230 km (0.094 R)
• M41: 86,233,299 km (0.076 R)
• M42: 87,049,804 km (0.107 R)
• M43: 93,195,733 km (0.075 R)
• M44: 94,055,622 km (0.069 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 19,454 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit