🌌 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: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.1

Radius: 8.8

Gravity: 8.23 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.52 AU - 0.7 AU

Year: 329 Days

Day: 13.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 20,224,135 km

• M1: 116,836 km (0.12 R)
• M2: 409,749 km (0.059 R)
• M3: 696,079 km (0.073 R)
• M4: 1,039,406 km (0.104 R)
• M5: 1,333,964 km (0.11 R)
• M6: 2,026,752 km (0.119 R)
• M7: 3,073,787 km (0.101 R)
• M8: 3,440,302 km (0.066 R)
• M9: 3,752,064 km (0.057 R)
• M10: 4,032,411 km (0.062 R)

Asteroid Belt

Center: 1.55 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.6

Radius: 14.3

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.49 AU - 2.49 AU

Year: 2712 Days

Day: 8.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 20,224,135 km

• M1: 178,021 km (0.074 R)
• M2: 1,084,585 km (0.099 R)
• M3: 1,619,397 km (0.04 R)
• M4: 2,303,957 km (0.116 R)
• M5: 3,211,567 km (0.108 R)
• M6: 4,324,874 km (0.106 R)
• M7: 5,349,769 km (0.106 R)
• M8: 5,813,373 km (0.028 R)
• M9: 7,061,618 km (0.072 R)
• M10: 8,481,900 km (0.088 R)
• M11: 12,186,841 km (0.118 R)
• M12: 12,811,711 km (0.113 R)
• M13: 13,836,905 km (0.039 R)
• M14: 15,016,933 km (0.114 R)
• M15: 16,050,655 km (0.078 R)
• M16: 16,802,085 km (0.113 R)
• M17: 17,633,101 km (0.066 R)
• M18: 19,861,361 km (0.033 R)
• M19: 21,619,435 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.9

Radius: 10.4

Gravity: 7.75 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.33 AU - 3.77 AU

Year: 3677 Days

Day: 6.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 20,224,135 km

• M1: 129,402 km (0.098 R)
• M2: 477,816 km (0.076 R)
• M3: 879,486 km (0.101 R)
• M4: 1,330,523 km (0.099 R)
• M5: 2,344,199 km (0.074 R)
• M6: 3,343,213 km (0.074 R)
• M7: 3,982,894 km (0.084 R)
• M8: 4,629,157 km (0.078 R)
• M9: 5,588,528 km (0.073 R)
• M10: 6,551,639 km (0.106 R)
• M11: 6,992,204 km (0.056 R)
• M12: 8,145,155 km (0.094 R)
• M13: 9,186,207 km (0.064 R)
• M14: 10,824,304 km (0.042 R)
• M15: 11,804,020 km (0.118 R)
• M16: 12,793,460 km (0.083 R)
• M17: 13,483,256 km (0.087 R)
• M18: 14,353,916 km (0.06 R)
• M19: 16,492,417 km (0.083 R)
• M20: 17,132,247 km (0.118 R)
• M21: 17,547,830 km (0.061 R)
• M22: 19,214,500 km (0.066 R)
• M23: 21,323,531 km (0.11 R)
• M24: 21,804,638 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.2

Radius: 10.4

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.03 AU - 3.57 AU

Year: 4138 Days

Day: 14.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 20,224,135 km

• M1: 129,552 km (0.036 R)
• M2: 490,980 km (0.092 R)
• M3: 1,179,878 km (0.046 R)
• M4: 1,559,408 km (0.057 R)
• M5: 2,170,665 km (0.112 R)
• M6: 2,635,466 km (0.062 R)
• M7: 3,022,625 km (0.104 R)
• M8: 3,725,735 km (0.078 R)
• M9: 4,510,974 km (0.059 R)
• M10: 5,455,834 km (0.1 R)
• M11: 5,947,263 km (0.09 R)
• M12: 6,862,802 km (0.117 R)
• M13: 7,633,979 km (0.115 R)
• M14: 8,605,767 km (0.093 R)
• M15: 9,775,473 km (0.12 R)
• M16: 11,350,290 km (0.115 R)
• M17: 12,944,554 km (0.097 R)
• M18: 14,476,885 km (0.081 R)
• M19: 16,016,696 km (0.094 R)
• M20: 17,255,516 km (0.034 R)
• M21: 19,670,026 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.2

Radius: 10.4

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.44 AU - 3.88 AU

Year: 4833 Days

Day: 7.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 20,224,135 km

• M1: 129,402 km (0.084 R)
• M2: 478,863 km (0.045 R)
• M3: 808,128 km (0.11 R)
• M4: 1,166,115 km (0.117 R)
• M5: 1,734,139 km (0.069 R)
• M6: 2,188,916 km (0.107 R)
• M7: 2,563,958 km (0.076 R)
• M8: 2,906,088 km (0.097 R)
• M9: 4,316,497 km (0.049 R)
• M10: 5,186,708 km (0.099 R)
• M11: 6,361,201 km (0.095 R)
• M12: 7,062,964 km (0.047 R)
• M13: 7,631,586 km (0.117 R)
• M14: 8,541,590 km (0.104 R)
• M15: 9,692,745 km (0.116 R)
• M16: 10,261,217 km (0.073 R)
• M17: 11,951,823 km (0.085 R)
• M18: 13,019,802 km (0.103 R)
• M19: 13,712,141 km (0.107 R)
• M20: 16,729,081 km (0.096 R)
• M21: 17,483,503 km (0.1 R)
• M22: 18,657,547 km (0.096 R)
• M23: 21,307,225 km (0.062 R)
• M24: 23,181,536 km (0.044 R)
• M25: 24,357,376 km (0.1 R)
• M26: 24,919,565 km (0.067 R)
• M27: 25,986,646 km (0.078 R)
• M28: 28,211,466 km (0.076 R)
• M29: 31,687,522 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159

Radius: 9.7

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.41 AU - 4.75 AU

Year: 5689 Days

Day: 14.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 20,224,135 km

• M1: 124,765 km (0.116 R)
• M2: 561,890 km (0.1 R)
• M3: 1,250,040 km (0.072 R)
• M4: 1,730,249 km (0.103 R)
• M5: 2,181,287 km (0.072 R)
• M6: 3,029,656 km (0.075 R)
• M7: 4,083,723 km (0.103 R)
• M8: 5,874,110 km (0.077 R)
• M9: 6,639,004 km (0.115 R)
• M10: 7,655,521 km (0.114 R)
• M11: 8,038,043 km (0.061 R)
• M12: 9,514,724 km (0.087 R)
• M13: 9,882,585 km (0.106 R)
• M14: 11,083,856 km (0.098 R)
• M15: 11,409,082 km (0.118 R)
• M16: 13,131,851 km (0.051 R)
• M17: 16,135,028 km (0.109 R)
• M18: 18,018,316 km (0.066 R)
• M19: 19,745,573 km (0.109 R)
• M20: 20,103,710 km (0.088 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: 370 - 18,835 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit