🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647

Radius: 12.6

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.57 AU - 0.63 AU

Year: 327 Days

Day: 6.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,431,726 km

• M1: 156,928 km (0.098 R)
• M2: 670,946 km (0.084 R)
• M3: 1,165,966 km (0.088 R)
• M4: 1,892,114 km (0.109 R)
• M5: 2,287,651 km (0.051 R)
• M6: 2,729,563 km (0.042 R)
• M7: 3,207,827 km (0.109 R)
• M8: 3,765,378 km (0.025 R)
• M9: 4,231,825 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.2

Radius: 8.9

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.81 AU - 1.19 AU

Year: 703 Days

Day: 8.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,431,726 km

• M1: 110,852 km (0.066 R)
• M2: 426,055 km (0.114 R)
• M3: 720,164 km (0.093 R)
• M4: 1,175,091 km (0.025 R)
• M5: 1,648,868 km (0.044 R)
• M6: 1,989,652 km (0.057 R)
• M7: 2,326,097 km (0.099 R)
• M8: 2,622,600 km (0.118 R)
• M9: 3,202,890 km (0.074 R)
• M10: 3,752,064 km (0.1 R)
• M11: 4,042,134 km (0.034 R)
• M12: 4,441,710 km (0.106 R)
• M13: 5,446,709 km (0.087 R)
• M14: 6,370,625 km (0.105 R)
• M15: 6,763,918 km (0.065 R)
• M16: 7,239,490 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.9

Radius: 13.2

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.13 AU - 1.39 AU

Year: 994 Days

Day: 14.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,431,726 km

• M1: 164,258 km (0.103 R)
• M2: 779,106 km (0.055 R)
• M3: 1,261,858 km (0.11 R)
• M4: 1,676,543 km (0.102 R)
• M5: 2,324,751 km (0.079 R)
• M6: 2,740,932 km (0.082 R)
• M7: 3,195,261 km (0.096 R)
• M8: 3,753,560 km (0.109 R)
• M9: 4,436,474 km (0.11 R)
• M10: 5,100,839 km (0.082 R)
• M11: 5,579,851 km (0.062 R)
• M12: 6,708,717 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.9

Radius: 14.4

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.43 AU - 3.29 AU

Year: 3400 Days

Day: 10.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,431,726 km

• M1: 180,864 km (0.114 R)
• M2: 663,167 km (0.097 R)
• M3: 1,255,575 km (0.077 R)
• M4: 1,757,326 km (0.078 R)
• M5: 2,224,820 km (0.113 R)
• M6: 2,762,773 km (0.106 R)
• M7: 4,367,061 km (0.082 R)
• M8: 5,848,529 km (0.079 R)
• M9: 6,327,990 km (0.095 R)
• M10: 8,396,180 km (0.071 R)
• M11: 9,617,498 km (0.087 R)
• M12: 10,151,562 km (0.101 R)
• M13: 10,600,056 km (0.047 R)
• M14: 11,574,238 km (0.12 R)
• M15: 12,646,555 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.1

Radius: 9.7

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.23 AU - 3.59 AU

Year: 4426 Days

Day: 9.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,431,726 km

• M1: 121,324 km (0.113 R)
• M2: 671,844 km (0.072 R)
• M3: 1,197,232 km (0.114 R)
• M4: 2,667,180 km (0.077 R)
• M5: 3,826,265 km (0.048 R)
• M6: 4,392,193 km (0.059 R)
• M7: 7,423,346 km (0.095 R)
• M8: 7,754,106 km (0.086 R)
• M9: 8,269,022 km (0.084 R)
• M10: 9,832,619 km (0.094 R)
• M11: 11,149,679 km (0.106 R)
• M12: 22,287,839 km (0.105 R)
• M13: 23,825,705 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.8

Radius: 13.9

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.15 AU - 4.21 AU

Year: 4962 Days

Day: 6.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,431,726 km

• M1: 172,935 km (0.059 R)
• M2: 713,432 km (0.1 R)
• M3: 1,787,844 km (0.11 R)
• M4: 2,461,483 km (0.107 R)
• M5: 3,177,160 km (0.059 R)
• M6: 4,931,793 km (0.085 R)
• M7: 5,394,350 km (0.096 R)
• M8: 6,129,324 km (0.085 R)
• M9: 6,811,490 km (0.12 R)
• M10: 8,061,081 km (0.108 R)
• M11: 12,152,433 km (0.091 R)
• M12: 12,774,312 km (0.071 R)
• M13: 15,220,985 km (0.082 R)
• M14: 17,126,263 km (0.07 R)
• M15: 19,605,100 km (0.062 R)
• M16: 21,024,934 km (0.033 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.8

Radius: 12.7

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.73 AU - 6.15 AU

Year: 7718 Days

Day: 14.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,431,726 km

• M1: 157,975 km (0.118 R)
• M2: 1,141,881 km (0.069 R)
• M3: 1,573,620 km (0.107 R)
• M4: 2,029,445 km (0.091 R)
• M5: 3,059,276 km (0.067 R)
• M6: 4,169,293 km (0.065 R)
• M7: 5,474,085 km (0.071 R)
• M8: 5,944,720 km (0.054 R)
• M9: 7,808,859 km (0.055 R)
• M10: 11,342,361 km (0.109 R)
• M11: 13,222,058 km (0.092 R)
• M12: 18,488,651 km (0.11 R)
• M13: 23,598,017 km (0.089 R)
• M14: 27,398,850 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.2

Radius: 9.4

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 4.16 AU - 5.76 AU

Year: 7765 Days

Day: 14.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 39,431,726 km

• M1: 116,986 km (0.107 R)
• M2: 415,134 km (0.059 R)
• M3: 980,016 km (0.064 R)
• M4: 1,380,938 km (0.066 R)
• M5: 2,236,638 km (0.118 R)
• M6: 2,625,742 km (0.103 R)
• M7: 3,346,953 km (0.098 R)
• M8: 3,652,432 km (0.108 R)
• M9: 4,121,122 km (0.089 R)
• M10: 4,844,428 km (0.078 R)
• M11: 5,529,586 km (0.112 R)
• M12: 6,021,464 km (0.083 R)
• M13: 6,676,852 km (0.116 R)
• M14: 7,163,494 km (0.099 R)
• M15: 8,246,732 km (0.101 R)
• M16: 8,644,663 km (0.099 R)
• M17: 9,564,989 km (0.072 R)
• M18: 10,183,875 km (0.045 R)
• M19: 12,252,514 km (0.119 R)
• M20: 12,613,943 km (0.102 R)
• M21: 13,741,312 km (0.108 R)
• M22: 15,586,303 km (0.108 R)
• M23: 15,949,826 km (0.106 R)
• M24: 17,138,381 km (0.079 R)
• M25: 18,790,839 km (0.091 R)
• M26: 20,258,992 km (0.092 R)
• M27: 21,353,450 km (0.093 R)
• M28: 29,034,553 km (0.106 R)
• M29: 29,585,372 km (0.026 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.2

Radius: 4.7

Gravity: 13.45 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.19 AU - 7.57 AU

Year: 11328 Days

Day: 18.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,431,726 km

• M1: 58,493 km (0.068 R)
• M2: 368,759 km (0.116 R)
• M3: 3,941,156 km (0.065 R)
• M4: 4,494,967 km (0.093 R)
• M5: 10,187,615 km (0.098 R)
• M6: 10,574,625 km (0.12 R)
• M7: 10,921,393 km (0.084 R)
• M8: 15,124,943 km (0.06 R)
• M9: 18,599,802 km (0.075 R)
• M10: 19,991,661 km (0.069 R)
• M11: 20,674,575 km (0.056 R)
• M12: 27,257,779 km (0.094 R)
• M13: 32,139,008 km (0.104 R)
• M14: 32,449,125 km (0.071 R)
• M15: 32,657,066 km (0.035 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: 368 - 11,873 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit