🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.49 AU - 0.81 AU

Year: 223 Days

Day: 39.5 Hours

Environment

Temp: 26 °C

Axial Tilt: 12.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.09 AU - 2.35 AU

Year: 1404 Days

Day: 34.9 Hours

Environment

Temp: -113 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.15 AU - 3.15 AU

Year: 1832 Days

Day: 31.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.5

Radius: 8.2

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.45 AU - 3.37 AU

Year: 2108 Days

Day: 7.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,639,867 km

• M1: 102,026 km (0.077 R)
• M2: 372,947 km (0.118 R)
• M3: 674,238 km (0.103 R)
• M4: 931,696 km (0.071 R)
• M5: 1,225,506 km (0.112 R)
• M6: 1,764,806 km (0.099 R)
• M7: 2,061,309 km (0.092 R)
• M8: 2,366,489 km (0.101 R)
• M9: 3,549,209 km (0.109 R)
• M10: 3,920,063 km (0.096 R)
• M11: 4,880,032 km (0.106 R)
• M12: 5,339,447 km (0.113 R)
• M13: 5,669,011 km (0.105 R)
• M14: 6,790,397 km (0.056 R)
• M15: 7,099,167 km (0.067 R)
• M16: 7,828,008 km (0.11 R)
• M17: 8,576,147 km (0.074 R)
• M18: 8,967,644 km (0.074 R)
• M19: 9,982,217 km (0.074 R)
• M20: 10,247,454 km (0.086 R)
• M21: 10,551,587 km (0.097 R)
• M22: 12,657,476 km (0.065 R)
• M23: 13,165,361 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.6

Radius: 14.9

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.1 AU - 3.72 AU

Year: 2674 Days

Day: 10 Hours

Environment

Temp: -140 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 39,639,867 km

• M1: 185,352 km (0.066 R)
• M2: 694,733 km (0.119 R)
• M3: 1,383,481 km (0.078 R)
• M4: 1,875,209 km (0.093 R)
• M5: 2,677,503 km (0.116 R)
• M6: 3,159,657 km (0.052 R)
• M7: 4,198,015 km (0.073 R)
• M8: 5,184,165 km (0.083 R)
• M9: 6,347,438 km (0.106 R)
• M10: 6,917,705 km (0.087 R)
• M11: 7,773,554 km (0.096 R)
• M12: 9,476,876 km (0.085 R)
• M13: 9,995,681 km (0.086 R)
• M14: 12,791,665 km (0.082 R)
• M15: 13,565,086 km (0.097 R)
• M16: 14,759,027 km (0.113 R)
• M17: 16,335,639 km (0.093 R)
• M18: 17,029,174 km (0.115 R)
• M19: 18,532,483 km (0.071 R)
• M20: 19,169,770 km (0.055 R)
• M21: 20,549,661 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.2

Radius: 10.2

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 6.29 AU - 6.99 AU

Year: 7265 Days

Day: 10.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 39,639,867 km

• M1: 127,607 km (0.088 R)
• M2: 536,757 km (0.108 R)
• M3: 858,243 km (0.09 R)
• M4: 1,258,268 km (0.119 R)
• M5: 1,885,532 km (0.096 R)
• M6: 2,465,822 km (0.065 R)
• M7: 3,139,910 km (0.088 R)
• M8: 3,710,626 km (0.059 R)
• M9: 4,242,446 km (0.072 R)
• M10: 5,059,550 km (0.109 R)
• M11: 5,714,339 km (0.042 R)
• M12: 6,181,534 km (0.029 R)
• M13: 6,967,371 km (0.096 R)
• M14: 8,061,979 km (0.108 R)
• M15: 8,437,021 km (0.079 R)
• M16: 9,494,977 km (0.119 R)
• M17: 10,344,543 km (0.106 R)
• M18: 11,295,686 km (0.101 R)
• M19: 12,858,236 km (0.114 R)
• M20: 13,720,818 km (0.111 R)
• M21: 15,753,703 km (0.08 R)
• M22: 17,629,660 km (0.107 R)
• M23: 18,263,058 km (0.05 R)
• M24: 19,057,871 km (0.092 R)
• M25: 20,716,164 km (0.101 R)
• M26: 22,062,096 km (0.102 R)
• M27: 22,715,090 km (0.088 R)
• M28: 23,297,176 km (0.091 R)
• M29: 25,725,149 km (0.103 R)
• M30: 31,384,287 km (0.051 R)
• M31: 35,216,536 km (0.109 R)
• M32: 36,673,768 km (0.055 R)
• M33: 38,993,433 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 491

Radius: 6.8

Gravity: 10.62 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 9.76 AU - 10.62 AU

Year: 13811 Days

Day: 16.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 39,639,867 km

• M1: 84,672 km (0.118 R)
• M2: 350,209 km (0.112 R)
• M3: 809,773 km (0.108 R)
• M4: 1,301,202 km (0.118 R)
• M5: 1,924,876 km (0.084 R)
• M6: 3,211,268 km (0.077 R)
• M7: 3,639,267 km (0.063 R)
• M8: 4,366,911 km (0.083 R)
• M9: 4,609,260 km (0.071 R)
• M10: 5,322,393 km (0.042 R)
• M11: 6,257,529 km (0.092 R)
• M12: 6,526,955 km (0.111 R)
• M13: 7,130,583 km (0.041 R)
• M14: 7,814,694 km (0.105 R)
• M15: 8,264,086 km (0.032 R)
• M16: 9,869,720 km (0.119 R)
• M17: 10,828,043 km (0.091 R)
• M18: 12,682,608 km (0.081 R)
• M19: 14,671,662 km (0.108 R)
• M20: 16,347,906 km (0.089 R)
• M21: 16,712,476 km (0.088 R)
• M22: 17,839,097 km (0.098 R)
• M23: 19,418,701 km (0.081 R)
• M24: 20,326,162 km (0.058 R)
• M25: 22,314,318 km (0.08 R)
• M26: 23,401,445 km (0.058 R)
• M27: 24,239,642 km (0.107 R)
• M28: 24,523,429 km (0.036 R)
• M29: 29,910,299 km (0.108 R)
• M30: 32,360,563 km (0.12 R)
• M31: 35,790,692 km (0.117 R)
• M32: 39,455,541 km (0.104 R)
• M33: 41,311,003 km (0.039 R)
• M34: 42,809,226 km (0.075 R)
• M35: 50,846,521 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 86

Radius: 7

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 11.15 AU - 15.99 AU

Year: 21225 Days

Day: 22.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,639,867 km

• M1: 150,346 km (0.109 R)
• M2: 408,253 km (0.114 R)
• M3: 690,394 km (0.089 R)
• M4: 936,782 km (0.087 R)
• M5: 1,220,419 km (0.115 R)
• M6: 1,697,188 km (0.115 R)
• M7: 2,223,324 km (0.045 R)
• M8: 3,017,389 km (0.118 R)
• M9: 3,936,967 km (0.096 R)
• M10: 5,648,516 km (0.038 R)
• M11: 6,739,683 km (0.096 R)
• M12: 11,151,025 km (0.094 R)
• M13: 12,523,735 km (0.066 R)
• M14: 14,064,743 km (0.087 R)
• M15: 16,114,832 km (0.038 R)
• M16: 16,840,232 km (0.07 R)
• M17: 19,885,895 km (0.114 R)
• M18: 21,975,030 km (0.106 R)
• M19: 22,621,143 km (0.114 R)
• M20: 24,982,545 km (0.076 R)
• M21: 28,921,008 km (0.101 R)
• M22: 33,043,926 km (0.102 R)
• M23: 34,536,912 km (0.088 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 10,395 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit