🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.4

Radius: 14.4

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.55 AU - 0.69 AU

Year: 326 Days

Day: 10.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,690,112 km

• M1: 179,069 km (0.119 R)
• M2: 689,646 km (0.092 R)
• M3: 1,362,238 km (0.093 R)
• M4: 1,980,825 km (0.093 R)
• M5: 2,467,617 km (0.025 R)
• M6: 3,076,630 km (0.068 R)
• M7: 3,665,597 km (0.08 R)
• M8: 4,396,083 km (0.116 R)
• M9: 4,969,791 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.5

Radius: 13.7

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.33 AU - 2.57 AU

Year: 2557 Days

Day: 13.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,690,112 km

• M1: 170,691 km (0.103 R)
• M2: 611,257 km (0.101 R)
• M3: 1,099,993 km (0.088 R)
• M4: 2,065,199 km (0.041 R)
• M5: 2,567,847 km (0.119 R)
• M6: 3,217,252 km (0.106 R)
• M7: 3,643,755 km (0.07 R)
• M8: 5,746,952 km (0.074 R)
• M9: 9,701,572 km (0.064 R)
• M10: 11,090,737 km (0.114 R)
• M11: 11,753,606 km (0.098 R)
• M12: 12,692,332 km (0.092 R)
• M13: 13,201,563 km (0.03 R)
• M14: 14,811,984 km (0.11 R)
• M15: 16,005,027 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.9

Radius: 15

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.44 AU - 3.82 AU

Year: 4612 Days

Day: 14.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,690,112 km

• M1: 205,697 km (0.073 R)
• M2: 818,600 km (0.073 R)
• M3: 1,384,678 km (0.051 R)
• M4: 1,976,936 km (0.056 R)
• M5: 4,927,305 km (0.102 R)
• M6: 6,647,381 km (0.068 R)
• M7: 11,794,446 km (0.109 R)
• M8: 13,873,407 km (0.111 R)
• M9: 14,509,946 km (0.054 R)
• M10: 17,132,397 km (0.118 R)
• M11: 19,657,759 km (0.1 R)
• M12: 21,009,375 km (0.054 R)
• M13: 21,637,537 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.3

Radius: 13.6

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.33 AU - 4.51 AU

Year: 6197 Days

Day: 6.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,690,112 km

• M1: 170,093 km (0.097 R)
• M2: 598,242 km (0.114 R)
• M3: 1,161,927 km (0.038 R)
• M4: 1,640,939 km (0.081 R)
• M5: 2,108,283 km (0.043 R)
• M6: 2,648,481 km (0.094 R)
• M7: 3,222,637 km (0.11 R)
• M8: 3,879,372 km (0.097 R)
• M9: 4,927,155 km (0.064 R)
• M10: 6,430,464 km (0.11 R)
• M11: 7,510,112 km (0.066 R)
• M12: 10,324,347 km (0.078 R)
• M13: 11,802,823 km (0.089 R)
• M14: 14,359,301 km (0.105 R)
• M15: 14,846,093 km (0.117 R)
• M16: 23,240,628 km (0.039 R)
• M17: 27,057,168 km (0.111 R)
• M18: 27,634,467 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.2

Radius: 14.3

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.7 AU - 5.4 AU

Year: 7568 Days

Day: 5.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 83 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,690,112 km

• M1: 186,399 km (0.033 R)
• M2: 686,953 km (0.104 R)
• M3: 1,237,773 km (0.042 R)
• M4: 2,133,714 km (0.091 R)
• M5: 3,931,881 km (0.049 R)
• M6: 4,404,760 km (0.092 R)
• M7: 5,466,306 km (0.109 R)
• M8: 7,784,176 km (0.113 R)
• M9: 8,575,848 km (0.095 R)
• M10: 11,878,221 km (0.111 R)
• M11: 13,643,924 km (0.067 R)
• M12: 15,701,643 km (0.083 R)
• M13: 16,199,654 km (0.103 R)
• M14: 17,425,010 km (0.094 R)
• M15: 26,282,102 km (0.094 R)
• M16: 28,337,427 km (0.081 R)
• M17: 30,209,944 km (0.11 R)
• M18: 30,884,480 km (0.108 R)
• M19: 33,786,380 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 626.5

Radius: 4.2

Gravity: 35.52 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 6.54 AU - 8.54 AU

Year: 13807 Days

Day: 17 Hours

Environment

Temp: -232 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 57,690,112 km

• M1: 52,210 km (0.074 R)
• M2: 306,526 km (0.045 R)
• M3: 666,010 km (0.099 R)
• M4: 1,030,580 km (0.117 R)
• M5: 2,719,091 km (0.115 R)
• M6: 2,971,762 km (0.117 R)
• M7: 3,290,405 km (0.071 R)
• M8: 4,261,744 km (0.067 R)
• M9: 4,895,441 km (0.082 R)
• M10: 6,426,575 km (0.049 R)
• M11: 7,475,256 km (0.098 R)
• M12: 7,879,320 km (0.087 R)
• M13: 9,799,558 km (0.113 R)
• M14: 11,356,274 km (0.076 R)
• M15: 12,010,615 km (0.067 R)
• M16: 12,752,620 km (0.089 R)
• M17: 13,134,992 km (0.088 R)
• M18: 15,590,641 km (0.037 R)
• M19: 18,822,554 km (0.074 R)
• M20: 18,986,812 km (0.119 R)
• M21: 20,334,689 km (0.085 R)
• M22: 21,386,661 km (0.082 R)
• M23: 21,565,431 km (0.12 R)
• M24: 23,031,789 km (0.059 R)
• M25: 24,271,058 km (0.084 R)
• M26: 24,661,209 km (0.056 R)
• M27: 26,263,402 km (0.116 R)
• M28: 30,457,079 km (0.05 R)
• M29: 31,715,796 km (0.116 R)
• M30: 35,574,224 km (0.116 R)
• M31: 36,330,890 km (0.072 R)
• M32: 37,356,383 km (0.049 R)
• M33: 43,343,440 km (0.115 R)
• M34: 46,115,189 km (0.11 R)
• M35: 49,469,473 km (0.107 R)
• M36: 50,096,288 km (0.111 R)
• M37: 52,332,028 km (0.042 R)
• M38: 53,474,507 km (0.034 R)
• M39: 54,134,682 km (0.103 R)
• M40: 54,300,586 km (0.092 R)
• M41: 56,317,914 km (0.044 R)
• M42: 56,658,847 km (0.099 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 12,268 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit