🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.14 AU - 1.2 AU

Year: 487 Days

Day: 19.6 Hours

Environment

Temp: -22 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.08 AU - 1.74 AU

Year: 645 Days

Day: 15.7 Hours

Environment

Temp: -42 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.91 AU - 2.17 AU

Year: 1122 Days

Day: 30.8 Hours

Environment

Temp: -85 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,520,501 km

• M1: 474,076 km (0.114 R)

Asteroid Belt

Center: 2.67 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.24 AU - 3.36 AU

Year: 2308 Days

Day: 34.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.33 AU - 4.57 AU

Year: 3022 Days

Day: 20.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,520,501 km

• M1: 1,174,044 km (0.101 R)
• M2: 1,970,503 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.8

Radius: 8.5

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.79 AU - 4.25 AU

Year: 3103 Days

Day: 14.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,520,501 km

• M1: 105,766 km (0.066 R)
• M2: 486,492 km (0.119 R)
• M3: 781,499 km (0.08 R)
• M4: 1,280,857 km (0.042 R)
• M5: 1,636,302 km (0.116 R)
• M6: 2,018,374 km (0.06 R)
• M7: 2,563,958 km (0.079 R)
• M8: 3,169,231 km (0.083 R)
• M9: 3,496,551 km (0.067 R)
• M10: 3,846,460 km (0.088 R)
• M11: 4,305,726 km (0.08 R)
• M12: 4,731,332 km (0.108 R)
• M13: 5,111,310 km (0.08 R)
• M14: 5,563,096 km (0.086 R)
• M15: 6,206,666 km (0.102 R)
• M16: 6,869,085 km (0.115 R)
• M17: 8,574,202 km (0.083 R)
• M18: 8,889,554 km (0.118 R)
• M19: 10,504,613 km (0.088 R)
• M20: 10,825,351 km (0.11 R)
• M21: 11,913,376 km (0.065 R)
• M22: 15,769,411 km (0.11 R)
• M23: 18,934,303 km (0.116 R)
• M24: 19,590,290 km (0.093 R)
• M25: 20,571,502 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.5

Radius: 9.1

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 5.47 AU - 5.53 AU

Year: 4966 Days

Day: 11.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,520,501 km

• M1: 113,246 km (0.065 R)
• M2: 511,326 km (0.1 R)
• M3: 965,056 km (0.072 R)
• M4: 1,259,764 km (0.114 R)
• M5: 2,314,429 km (0.087 R)
• M6: 3,052,245 km (0.054 R)
• M7: 3,744,734 km (0.066 R)
• M8: 4,635,589 km (0.065 R)
• M9: 6,486,564 km (0.03 R)
• M10: 6,960,490 km (0.076 R)
• M11: 7,801,529 km (0.119 R)
• M12: 8,120,322 km (0.086 R)
• M13: 8,860,083 km (0.035 R)
• M14: 9,404,171 km (0.12 R)
• M15: 10,261,965 km (0.068 R)
• M16: 10,905,984 km (0.098 R)
• M17: 11,260,232 km (0.1 R)
• M18: 15,459,444 km (0.099 R)
• M19: 17,122,823 km (0.076 R)
• M20: 21,832,463 km (0.091 R)
• M21: 23,405,335 km (0.075 R)
• M22: 24,144,648 km (0.077 R)
• M23: 26,061,295 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.7

Radius: 3.1

Gravity: 69.79 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 10.81 AU - 17.39 AU

Year: 20384 Days

Day: 21.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 76,520,501 km

• M1: 39,643 km (0.112 R)
• M2: 271,670 km (0.108 R)
• M3: 716,873 km (0.118 R)
• M4: 1,043,894 km (0.095 R)
• M5: 1,262,456 km (0.064 R)
• M6: 1,923,230 km (0.12 R)
• M7: 2,208,513 km (0.084 R)
• M8: 2,615,868 km (0.092 R)
• M9: 2,939,748 km (0.082 R)
• M10: 3,206,630 km (0.109 R)
• M11: 3,489,221 km (0.06 R)
• M12: 3,912,583 km (0.079 R)
• M13: 4,437,222 km (0.096 R)
• M14: 4,680,917 km (0.067 R)
• M15: 6,421,189 km (0.107 R)
• M16: 9,202,812 km (0.055 R)
• M17: 13,687,008 km (0.071 R)
• M18: 16,891,245 km (0.119 R)
• M19: 19,162,590 km (0.069 R)
• M20: 20,657,072 km (0.074 R)
• M21: 23,041,513 km (0.083 R)
• M22: 37,319,134 km (0.108 R)
• M23: 40,085,049 km (0.105 R)
• M24: 46,184,004 km (0.052 R)
• M25: 49,196,157 km (0.111 R)
• M26: 54,869,806 km (0.051 R)
• M27: 59,013,368 km (0.059 R)
• M28: 62,154,624 km (0.091 R)
• M29: 66,653,032 km (0.069 R)
• M30: 67,493,623 km (0.119 R)
• M31: 70,926,594 km (0.092 R)
• M32: 72,464,311 km (0.071 R)
• M33: 72,907,719 km (0.12 R)
• M34: 73,130,171 km (0.064 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 19,177 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit