🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.5

Radius: 14.3

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.57 AU - 0.95 AU

Year: 421 Days

Day: 5.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 73 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,533,577 km

• M1: 177,872 km (0.115 R)
• M2: 829,371 km (0.079 R)
• M3: 1,408,464 km (0.092 R)
• M4: 1,859,202 km (0.109 R)
• M5: 2,363,198 km (0.073 R)
• M6: 2,948,424 km (0.079 R)
• M7: 3,740,844 km (0.086 R)
• M8: 4,249,028 km (0.081 R)
• M9: 5,106,374 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.5

Radius: 13.3

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.65 AU - 0.97 AU

Year: 464 Days

Day: 7.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 41,533,577 km

• M1: 165,754 km (0.085 R)
• M2: 624,272 km (0.095 R)
• M3: 1,176,737 km (0.104 R)
• M4: 1,615,059 km (0.04 R)
• M5: 2,221,229 km (0.06 R)
• M6: 2,808,850 km (0.102 R)
• M7: 3,487,725 km (0.062 R)
• M8: 3,983,043 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.6

Radius: 10.7

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.92 AU - 1.52 AU

Year: 857 Days

Day: 7.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,533,577 km

• M1: 133,591 km (0.091 R)
• M2: 583,731 km (0.091 R)
• M3: 1,268,740 km (0.087 R)
• M4: 1,607,429 km (0.115 R)
• M5: 2,174,555 km (0.093 R)
• M6: 2,700,840 km (0.099 R)
• M7: 3,336,033 km (0.056 R)
• M8: 5,266,294 km (0.1 R)
• M9: 6,278,922 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.7

Radius: 8.9

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.99 AU - 3.47 AU

Year: 3691 Days

Day: 8.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,533,577 km

• M1: 111,450 km (0.102 R)
• M2: 401,371 km (0.114 R)
• M3: 777,161 km (0.065 R)
• M4: 1,173,147 km (0.12 R)
• M5: 1,824,496 km (0.055 R)
• M6: 2,245,015 km (0.104 R)
• M7: 2,884,546 km (0.06 R)
• M8: 3,351,591 km (0.093 R)
• M9: 3,753,111 km (0.113 R)
• M10: 5,083,784 km (0.114 R)
• M11: 5,417,986 km (0.066 R)
• M12: 5,920,635 km (0.088 R)
• M13: 6,426,725 km (0.056 R)
• M14: 7,525,521 km (0.094 R)
• M15: 8,346,364 km (0.075 R)
• M16: 10,202,724 km (0.075 R)
• M17: 10,505,062 km (0.12 R)
• M18: 13,011,424 km (0.117 R)
• M19: 13,367,318 km (0.047 R)
• M20: 15,392,574 km (0.107 R)
• M21: 16,144,901 km (0.108 R)
• M22: 16,973,973 km (0.084 R)
• M23: 17,399,130 km (0.093 R)
• M24: 18,830,034 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.7

Radius: 9.3

Gravity: 7.89 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.54 AU - 4.94 AU

Year: 5551 Days

Day: 12.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 41,533,577 km

• M1: 116,387 km (0.103 R)
• M2: 497,563 km (0.101 R)
• M3: 1,161,777 km (0.047 R)
• M4: 1,497,325 km (0.098 R)
• M5: 1,897,799 km (0.114 R)
• M6: 2,224,670 km (0.112 R)
• M7: 2,917,158 km (0.108 R)
• M8: 3,724,089 km (0.111 R)
• M9: 4,672,839 km (0.054 R)
• M10: 5,274,821 km (0.113 R)
• M11: 7,982,842 km (0.068 R)
• M12: 8,405,605 km (0.095 R)
• M13: 8,802,788 km (0.072 R)
• M14: 10,026,049 km (0.08 R)
• M15: 11,121,106 km (0.068 R)
• M16: 14,884,390 km (0.033 R)
• M17: 15,290,249 km (0.116 R)
• M18: 16,063,670 km (0.08 R)
• M19: 17,051,165 km (0.078 R)
• M20: 18,209,950 km (0.049 R)
• M21: 18,875,811 km (0.12 R)
• M22: 19,283,166 km (0.103 R)
• M23: 21,116,487 km (0.111 R)
• M24: 22,451,798 km (0.074 R)
• M25: 25,372,098 km (0.105 R)
• M26: 26,880,344 km (0.057 R)
• M27: 27,831,038 km (0.109 R)
• M28: 29,073,149 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.6

Radius: 11.9

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.91 AU - 5.65 AU

Year: 6645 Days

Day: 14.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,533,577 km

• M1: 148,251 km (0.08 R)
• M2: 623,973 km (0.114 R)
• M3: 1,087,427 km (0.026 R)
• M4: 1,882,540 km (0.092 R)
• M5: 2,409,274 km (0.102 R)
• M6: 3,552,800 km (0.115 R)
• M7: 3,931,731 km (0.09 R)
• M8: 5,446,559 km (0.075 R)
• M9: 6,629,878 km (0.107 R)
• M10: 7,395,371 km (0.074 R)
• M11: 10,665,580 km (0.063 R)
• M12: 11,107,791 km (0.111 R)
• M13: 13,111,954 km (0.096 R)
• M14: 14,735,540 km (0.1 R)
• M15: 16,424,350 km (0.071 R)
• M16: 18,169,260 km (0.045 R)
• M17: 20,937,269 km (0.101 R)
• M18: 23,725,175 km (0.113 R)
• M19: 26,932,105 km (0.097 R)
• M20: 27,661,843 km (0.112 R)
• M21: 28,404,447 km (0.09 R)
• M22: 29,447,443 km (0.095 R)
• M23: 30,910,510 km (0.049 R)
• M24: 32,626,697 km (0.098 R)
• M25: 36,027,954 km (0.113 R)
• M26: 36,468,969 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.2

Radius: 11.4

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.29 AU - 6.69 AU

Year: 8179 Days

Day: 10.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,533,577 km

• M1: 141,819 km (0.083 R)
• M2: 844,330 km (0.071 R)
• M3: 1,498,073 km (0.108 R)
• M4: 2,430,965 km (0.055 R)
• M5: 3,364,307 km (0.055 R)
• M6: 4,303,482 km (0.091 R)
• M7: 5,472,589 km (0.059 R)
• M8: 6,916,209 km (0.094 R)
• M9: 7,969,827 km (0.064 R)
• M10: 9,583,240 km (0.112 R)
• M11: 12,369,201 km (0.083 R)
• M12: 23,131,272 km (0.032 R)
• M13: 24,412,877 km (0.102 R)
• M14: 36,080,164 km (0.098 R)
• M15: 37,919,021 km (0.105 R)
• M16: 40,061,263 km (0.026 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 11,051 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit