🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.5 AU - 0.58 AU

Year: 141 Days

Day: 32 Hours

Environment

Temp: 234 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,359,702 km

• M1: 29,471 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.71 AU - 0.73 AU

Year: 218 Days

Day: 16 Hours

Environment

Temp: 211 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.44 AU - 1.86 AU

Year: 755 Days

Day: 26.5 Hours

Environment

Temp: -35 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 4.5 AU - 5.42 AU

Year: 3937 Days

Day: 33.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.1

Radius: 13.4

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.12 AU - 8.76 AU

Year: 7234 Days

Day: 7.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,359,702 km

• M1: 168,298 km (0.103 R)
• M2: 596,896 km (0.057 R)
• M3: 1,173,147 km (0.063 R)
• M4: 2,869,736 km (0.101 R)
• M5: 3,473,812 km (0.095 R)
• M6: 4,161,813 km (0.073 R)
• M7: 4,606,268 km (0.104 R)
• M8: 5,499,517 km (0.056 R)
• M9: 8,058,688 km (0.098 R)
• M10: 8,880,279 km (0.115 R)
• M11: 10,883,993 km (0.03 R)
• M12: 11,733,559 km (0.085 R)
• M13: 12,519,696 km (0.112 R)
• M14: 14,255,331 km (0.119 R)
• M15: 14,728,210 km (0.06 R)
• M16: 20,720,651 km (0.077 R)
• M17: 21,791,473 km (0.098 R)
• M18: 23,712,609 km (0.081 R)
• M19: 25,311,661 km (0.089 R)
• M20: 27,523,914 km (0.094 R)
• M21: 29,005,830 km (0.069 R)
• M22: 30,345,479 km (0.044 R)
• M23: 31,725,968 km (0.115 R)
• M24: 33,458,162 km (0.088 R)
• M25: 35,252,589 km (0.118 R)
• M26: 36,228,116 km (0.089 R)
• M27: 36,888,441 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.9

Radius: 10.8

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 7.66 AU - 10.06 AU

Year: 9400 Days

Day: 9.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,359,702 km

• M1: 137,630 km (0.1 R)
• M2: 609,761 km (0.054 R)
• M3: 1,056,011 km (0.079 R)
• M4: 1,515,426 km (0.059 R)
• M5: 3,162,499 km (0.037 R)
• M6: 5,772,832 km (0.029 R)
• M7: 7,962,795 km (0.072 R)
• M8: 8,435,525 km (0.108 R)
• M9: 14,478,980 km (0.111 R)
• M10: 16,473,568 km (0.103 R)
• M11: 17,177,426 km (0.075 R)
• M12: 20,122,410 km (0.075 R)
• M13: 20,631,940 km (0.045 R)
• M14: 22,289,036 km (0.086 R)
• M15: 24,359,769 km (0.08 R)
• M16: 24,772,211 km (0.088 R)
• M17: 26,209,547 km (0.08 R)
• M18: 28,880,318 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 623

Radius: 6.6

Gravity: 14.3 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 13.85 AU - 14.01 AU

Year: 18532 Days

Day: 19.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 67,359,702 km

• M1: 82,279 km (0.085 R)
• M2: 390,750 km (0.071 R)
• M3: 658,979 km (0.116 R)
• M4: 933,640 km (0.064 R)
• M5: 1,202,019 km (0.085 R)
• M6: 1,569,581 km (0.1 R)
• M7: 2,028,996 km (0.104 R)
• M8: 3,239,691 km (0.1 R)
• M9: 3,457,356 km (0.095 R)
• M10: 3,802,329 km (0.113 R)
• M11: 5,230,241 km (0.049 R)
• M12: 6,894,068 km (0.052 R)
• M13: 8,519,000 km (0.069 R)
• M14: 8,725,595 km (0.09 R)
• M15: 10,442,380 km (0.091 R)
• M16: 10,919,597 km (0.112 R)
• M17: 11,536,389 km (0.082 R)
• M18: 11,789,509 km (0.095 R)
• M19: 12,306,818 km (0.08 R)
• M20: 12,571,158 km (0.069 R)
• M21: 14,021,509 km (0.116 R)
• M22: 14,237,379 km (0.098 R)
• M23: 15,889,388 km (0.112 R)
• M24: 16,520,542 km (0.113 R)
• M25: 25,556,253 km (0.078 R)
• M26: 27,757,436 km (0.106 R)
• M27: 29,371,448 km (0.099 R)
• M28: 32,032,494 km (0.066 R)
• M29: 36,048,898 km (0.083 R)
• M30: 37,828,664 km (0.085 R)
• M31: 46,806,032 km (0.094 R)
• M32: 49,752,661 km (0.064 R)
• M33: 50,761,849 km (0.105 R)
• M34: 52,647,081 km (0.06 R)
• M35: 54,756,411 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 396.4

Radius: 7.4

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 13.37 AU - 17.77 AU

Year: 21899 Days

Day: 18.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,359,702 km

• M1: 96,042 km (0.111 R)
• M2: 388,805 km (0.087 R)
• M3: 1,143,077 km (0.092 R)
• M4: 1,537,268 km (0.051 R)
• M5: 3,754,009 km (0.069 R)
• M6: 4,560,641 km (0.117 R)
• M7: 7,031,549 km (0.072 R)
• M8: 8,201,404 km (0.045 R)
• M9: 9,226,748 km (0.12 R)
• M10: 11,905,298 km (0.068 R)
• M11: 12,681,112 km (0.091 R)
• M12: 19,519,231 km (0.074 R)
• M13: 32,507,617 km (0.118 R)
• M14: 33,257,551 km (0.072 R)
• M15: 38,139,229 km (0.085 R)
• M16: 39,113,560 km (0.047 R)
• M17: 39,819,662 km (0.106 R)
• M18: 44,235,492 km (0.12 R)
• M19: 46,877,091 km (0.109 R)
• M20: 57,221,036 km (0.074 R)

Kuiper Belt

Range: 30.8 - 47.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 17,942 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit