🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.8

Radius: 13

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.62 AU - 0.92 AU

Year: 466 Days

Day: 5.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 70,115,556 km

• M1: 161,715 km (0.058 R)
• M2: 590,014 km (0.118 R)
• M3: 1,587,383 km (0.098 R)
• M4: 2,056,073 km (0.047 R)
• M5: 3,002,878 km (0.099 R)
• M6: 3,587,806 km (0.101 R)
• M7: 4,274,610 km (0.116 R)
• M8: 4,699,318 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.8

Radius: 8.6

Gravity: 12.67 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.11 AU - 1.41 AU

Year: 976 Days

Day: 6.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,115,556 km

• M1: 106,962 km (0.096 R)
• M2: 663,766 km (0.091 R)
• M3: 1,319,603 km (0.108 R)
• M4: 1,789,340 km (0.065 R)
• M5: 2,390,125 km (0.07 R)
• M6: 2,757,089 km (0.059 R)
• M7: 3,077,378 km (0.115 R)
• M8: 4,312,308 km (0.112 R)
• M9: 4,820,791 km (0.074 R)
• M10: 5,168,457 km (0.115 R)
• M11: 5,512,083 km (0.03 R)
• M12: 6,381,097 km (0.117 R)
• M13: 8,361,623 km (0.069 R)
• M14: 8,836,148 km (0.053 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.1

Radius: 13.8

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.05 AU - 1.61 AU

Year: 1059 Days

Day: 11.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,115,556 km

• M1: 171,589 km (0.106 R)
• M2: 793,467 km (0.109 R)
• M3: 1,403,677 km (0.104 R)
• M4: 1,907,373 km (0.12 R)
• M5: 2,705,926 km (0.094 R)
• M6: 3,978,256 km (0.035 R)
• M7: 5,166,213 km (0.089 R)
• M8: 5,788,989 km (0.032 R)
• M9: 6,277,127 km (0.119 R)
• M10: 7,036,485 km (0.093 R)
• M11: 8,071,104 km (0.067 R)
• M12: 9,534,471 km (0.041 R)
• M13: 10,028,293 km (0.032 R)
• M14: 10,604,245 km (0.085 R)
• M15: 11,928,037 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.4

Radius: 12.4

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.96 AU - 2.5 AU

Year: 2299 Days

Day: 11.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 70,115,556 km

• M1: 154,235 km (0.084 R)
• M2: 551,119 km (0.026 R)
• M3: 1,025,793 km (0.098 R)
• M4: 1,416,692 km (0.101 R)
• M5: 1,847,683 km (0.062 R)
• M6: 2,409,274 km (0.092 R)
• M7: 3,329,899 km (0.079 R)
• M8: 6,925,933 km (0.103 R)
• M9: 7,729,423 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.9

Radius: 13.6

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.04 AU - 4.56 AU

Year: 5113 Days

Day: 8.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,115,556 km

• M1: 169,195 km (0.071 R)
• M2: 640,728 km (0.081 R)
• M3: 1,582,297 km (0.11 R)
• M4: 2,085,843 km (0.06 R)
• M5: 2,537,778 km (0.057 R)
• M6: 3,277,989 km (0.066 R)
• M7: 4,013,412 km (0.102 R)
• M8: 5,335,109 km (0.099 R)
• M9: 6,520,672 km (0.079 R)
• M10: 7,989,424 km (0.105 R)
• M11: 8,458,563 km (0.087 R)
• M12: 9,409,407 km (0.09 R)
• M13: 10,430,263 km (0.102 R)
• M14: 12,692,183 km (0.111 R)
• M15: 16,050,056 km (0.09 R)
• M16: 19,049,045 km (0.103 R)
• M17: 19,818,128 km (0.084 R)
• M18: 24,710,277 km (0.102 R)
• M19: 26,735,683 km (0.074 R)
• M20: 28,506,173 km (0.055 R)
• M21: 29,698,169 km (0.099 R)
• M22: 31,888,282 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.5

Radius: 9.6

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 4.52 AU - 6.18 AU

Year: 8542 Days

Day: 5.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,115,556 km

• M1: 119,529 km (0.091 R)
• M2: 960,269 km (0.078 R)
• M3: 1,383,481 km (0.062 R)
• M4: 5,106,523 km (0.109 R)
• M5: 5,962,074 km (0.059 R)
• M6: 7,137,763 km (0.118 R)
• M7: 7,505,325 km (0.116 R)
• M8: 9,181,420 km (0.07 R)
• M9: 10,743,521 km (0.096 R)
• M10: 11,271,751 km (0.047 R)
• M11: 12,002,836 km (0.08 R)
• M12: 12,619,777 km (0.109 R)
• M13: 16,716,664 km (0.064 R)
• M14: 19,416,457 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 475.2

Radius: 7.5

Gravity: 8.45 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 7.38 AU - 12.26 AU

Year: 21241 Days

Day: 17.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 70,115,556 km

• M1: 93,349 km (0.11 R)
• M2: 369,507 km (0.11 R)
• M3: 714,330 km (0.056 R)
• M4: 1,073,365 km (0.046 R)
• M5: 1,909,318 km (0.081 R)
• M6: 2,261,172 km (0.047 R)
• M7: 2,586,846 km (0.1 R)
• M8: 3,815,494 km (0.055 R)
• M9: 4,574,703 km (0.106 R)
• M10: 6,776,484 km (0.073 R)
• M11: 7,133,574 km (0.082 R)
• M12: 7,409,732 km (0.119 R)
• M13: 8,432,682 km (0.042 R)
• M14: 8,689,392 km (0.065 R)
• M15: 9,882,286 km (0.06 R)
• M16: 10,400,343 km (0.099 R)
• M17: 11,180,646 km (0.101 R)
• M18: 11,490,912 km (0.086 R)
• M19: 12,128,647 km (0.059 R)
• M20: 16,862,373 km (0.115 R)
• M21: 17,188,496 km (0.074 R)
• M22: 18,277,718 km (0.049 R)
• M23: 19,501,130 km (0.082 R)
• M24: 24,629,195 km (0.025 R)
• M25: 30,710,199 km (0.046 R)
• M26: 34,879,791 km (0.027 R)
• M27: 38,139,080 km (0.053 R)
• M28: 39,411,858 km (0.118 R)
• M29: 42,341,284 km (0.074 R)
• M30: 43,399,988 km (0.066 R)
• M31: 47,486,852 km (0.091 R)
• M32: 47,811,479 km (0.058 R)
• M33: 51,139,583 km (0.118 R)
• M34: 55,153,893 km (0.103 R)
• M35: 60,890,223 km (0.104 R)
• M36: 69,696,302 km (0.117 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 19,023 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit