🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.59 AU - 0.93 AU

Year: 250 Days

Day: 31.3 Hours

Environment

Temp: 159 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 68,245,459 km

• M1: 25,731 km (0.087 R)
• M2: 256,112 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.32 AU - 1.42 AU

Year: 604 Days

Day: 19.7 Hours

Environment

Temp: -39 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.56 AU - 2.36 AU

Year: 1034 Days

Day: 12.4 Hours

Environment

Temp: -74 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,245,459 km

• M1: 28,723 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.05 AU - 2.57 AU

Year: 1323 Days

Day: 21 Hours

Environment

Temp: -92 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.41 AU - 2.87 AU

Year: 1616 Days

Day: 34.1 Hours

Environment

Temp: -92 °C

Axial Tilt: 172.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.32 AU - 4.08 AU

Year: 2681 Days

Day: 26.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,245,459 km

• M1: 1,069,774 km (0.096 R)

Asteroid Belt

Center: 5.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.8

Radius: 10.2

Gravity: 9.6 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 6.84 AU - 7.34 AU

Year: 7112 Days

Day: 10.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,245,459 km

• M1: 127,757 km (0.102 R)
• M2: 1,269,488 km (0.057 R)
• M3: 1,678,638 km (0.118 R)
• M4: 2,058,616 km (0.064 R)
• M5: 3,059,576 km (0.115 R)
• M6: 4,035,552 km (0.079 R)
• M7: 4,783,841 km (0.073 R)
• M8: 5,332,416 km (0.057 R)
• M9: 5,821,152 km (0.052 R)
• M10: 6,739,085 km (0.056 R)
• M11: 8,950,141 km (0.079 R)
• M12: 9,360,788 km (0.051 R)
• M13: 13,525,293 km (0.089 R)
• M14: 15,581,516 km (0.074 R)
• M15: 16,513,959 km (0.062 R)
• M16: 18,416,545 km (0.117 R)
• M17: 19,081,956 km (0.081 R)
• M18: 20,071,397 km (0.11 R)
• M19: 25,085,469 km (0.098 R)
• M20: 26,458,179 km (0.059 R)
• M21: 28,463,239 km (0.086 R)
• M22: 37,736,212 km (0.105 R)
• M23: 39,780,617 km (0.079 R)

Asteroid Belt

Center: 7.9 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.3

Radius: 10.1

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 7.01 AU - 10.41 AU

Year: 9684 Days

Day: 6.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,245,459 km

• M1: 128,355 km (0.115 R)
• M2: 467,045 km (0.075 R)
• M3: 806,931 km (0.109 R)
• M4: 1,543,102 km (0.043 R)
• M5: 1,872,816 km (0.065 R)
• M6: 2,234,843 km (0.054 R)
• M7: 2,678,400 km (0.104 R)
• M8: 3,485,481 km (0.111 R)
• M9: 6,492,996 km (0.091 R)
• M10: 9,140,729 km (0.058 R)
• M11: 9,552,422 km (0.109 R)
• M12: 10,193,001 km (0.107 R)
• M13: 12,536,601 km (0.12 R)
• M14: 13,200,516 km (0.113 R)
• M15: 14,487,357 km (0.068 R)
• M16: 17,061,039 km (0.076 R)
• M17: 17,434,136 km (0.11 R)
• M18: 18,004,104 km (0.105 R)
• M19: 20,131,385 km (0.092 R)
• M20: 22,569,681 km (0.11 R)
• M21: 23,322,757 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 402.2

Radius: 5.7

Gravity: 12.38 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 14.65 AU - 15.61 AU

Year: 22171 Days

Day: 16.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,245,459 km

• M1: 161,566 km (0.048 R)
• M2: 436,227 km (0.109 R)
• M3: 632,799 km (0.12 R)
• M4: 1,875,060 km (0.088 R)
• M5: 2,304,854 km (0.072 R)
• M6: 3,440,751 km (0.067 R)
• M7: 3,637,323 km (0.05 R)
• M8: 4,177,521 km (0.081 R)
• M9: 7,194,311 km (0.058 R)
• M10: 8,289,517 km (0.093 R)
• M11: 8,541,739 km (0.06 R)
• M12: 13,930,554 km (0.064 R)
• M13: 18,194,991 km (0.037 R)
• M14: 25,200,210 km (0.082 R)
• M15: 29,997,814 km (0.081 R)
• M16: 31,560,064 km (0.072 R)
• M17: 33,939,568 km (0.071 R)
• M18: 34,715,083 km (0.087 R)
• M19: 36,705,633 km (0.089 R)
• M20: 39,618,453 km (0.093 R)
• M21: 40,190,366 km (0.104 R)
• M22: 46,688,448 km (0.041 R)
• M23: 51,614,856 km (0.098 R)
• M24: 55,439,924 km (0.027 R)
• M25: 57,786,815 km (0.113 R)
• M26: 58,337,634 km (0.088 R)
• M27: 65,820,520 km (0.097 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 10,906 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit