🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.7

Radius: 12

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.93 AU - 1.31 AU

Year: 818 Days

Day: 6.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 84,315,069 km

• M1: 149,299 km (0.098 R)
• M2: 532,568 km (0.084 R)
• M3: 1,027,139 km (0.101 R)
• M4: 1,440,328 km (0.119 R)
• M5: 1,945,221 km (0.077 R)
• M6: 3,166,538 km (0.066 R)
• M7: 3,778,992 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.8

Radius: 8.5

Gravity: 11.64 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.48 AU - 2.2 AU

Year: 1723 Days

Day: 5.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 84,315,069 km

• M1: 105,766 km (0.035 R)
• M2: 389,553 km (0.073 R)
• M3: 715,227 km (0.075 R)
• M4: 1,041,949 km (0.088 R)
• M5: 1,840,503 km (0.106 R)
• M6: 2,689,022 km (0.107 R)
• M7: 3,217,401 km (0.088 R)
• M8: 4,917,132 km (0.109 R)
• M9: 6,071,130 km (0.107 R)
• M10: 6,398,750 km (0.102 R)
• M11: 6,818,222 km (0.069 R)
• M12: 8,187,342 km (0.105 R)
• M13: 8,968,841 km (0.074 R)
• M14: 11,612,535 km (0.06 R)
• M15: 12,157,969 km (0.12 R)
• M16: 12,557,844 km (0.089 R)
• M17: 13,090,861 km (0.113 R)
• M18: 15,654,520 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.1

Radius: 12.6

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.99 AU - 3.35 AU

Year: 3896 Days

Day: 7.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,315,069 km

• M1: 157,377 km (0.096 R)
• M2: 822,938 km (0.042 R)
• M3: 1,417,889 km (0.1 R)
• M4: 2,086,591 km (0.109 R)
• M5: 2,802,267 km (0.101 R)
• M6: 3,657,818 km (0.038 R)
• M7: 4,465,796 km (0.103 R)
• M8: 5,083,784 km (0.091 R)
• M9: 5,707,907 km (0.108 R)
• M10: 6,545,804 km (0.056 R)
• M11: 8,239,701 km (0.107 R)
• M12: 9,240,660 km (0.103 R)
• M13: 9,663,125 km (0.107 R)
• M14: 10,396,005 km (0.104 R)
• M15: 11,126,192 km (0.102 R)
• M16: 11,767,369 km (0.095 R)
• M17: 13,703,614 km (0.072 R)
• M18: 14,161,234 km (0.085 R)
• M19: 14,723,871 km (0.112 R)
• M20: 16,246,628 km (0.076 R)
• M21: 18,308,386 km (0.086 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 282.8

Radius: 7.3

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 4.68 AU - 6.98 AU

Year: 9717 Days

Day: 22.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 145.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 84,315,069 km

• M1: 90,956 km (0.04 R)
• M2: 337,942 km (0.089 R)
• M3: 817,104 km (0.089 R)
• M4: 1,151,455 km (0.052 R)
• M5: 1,789,041 km (0.037 R)
• M6: 2,210,608 km (0.075 R)
• M7: 2,659,701 km (0.092 R)
• M8: 3,086,054 km (0.114 R)
• M9: 3,763,134 km (0.062 R)
• M10: 5,378,791 km (0.111 R)
• M11: 6,028,794 km (0.094 R)
• M12: 6,558,221 km (0.11 R)
• M13: 8,095,938 km (0.118 R)
• M14: 8,906,608 km (0.095 R)
• M15: 10,176,694 km (0.104 R)
• M16: 11,217,746 km (0.042 R)
• M17: 11,916,069 km (0.072 R)
• M18: 16,663,557 km (0.079 R)
• M19: 17,178,772 km (0.095 R)
• M20: 17,572,065 km (0.063 R)
• M21: 18,038,511 km (0.067 R)
• M22: 19,843,559 km (0.046 R)
• M23: 20,789,766 km (0.057 R)
• M24: 21,462,208 km (0.076 R)
• M25: 22,072,119 km (0.06 R)
• M26: 22,537,069 km (0.116 R)
• M27: 26,668,812 km (0.049 R)
• M28: 30,127,515 km (0.073 R)
• M29: 34,909,112 km (0.065 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 982.3

Radius: 5.9

Gravity: 28.22 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 8.91 AU - 9.63 AU

Year: 19482 Days

Day: 21.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 84,315,069 km

• M1: 73,602 km (0.119 R)
• M2: 299,645 km (0.111 R)
• M3: 651,200 km (0.113 R)
• M4: 1,125,275 km (0.107 R)
• M5: 1,554,023 km (0.081 R)
• M6: 2,440,091 km (0.096 R)
• M7: 2,938,551 km (0.03 R)
• M8: 3,443,145 km (0.107 R)
• M9: 4,409,996 km (0.11 R)
• M10: 4,769,330 km (0.085 R)
• M11: 5,837,010 km (0.107 R)
• M12: 6,050,935 km (0.069 R)
• M13: 6,771,248 km (0.108 R)
• M14: 7,347,649 km (0.119 R)
• M15: 7,904,452 km (0.116 R)
• M16: 8,166,697 km (0.093 R)
• M17: 9,624,678 km (0.101 R)
• M18: 11,182,441 km (0.11 R)
• M19: 11,380,060 km (0.028 R)
• M20: 11,647,241 km (0.027 R)
• M21: 12,614,990 km (0.108 R)
• M22: 13,412,197 km (0.099 R)
• M23: 16,680,611 km (0.094 R)
• M24: 16,938,668 km (0.076 R)
• M25: 23,963,784 km (0.08 R)
• M26: 24,513,406 km (0.085 R)
• M27: 25,071,406 km (0.111 R)
• M28: 27,867,989 km (0.116 R)
• M29: 31,516,382 km (0.069 R)
• M30: 33,114,985 km (0.12 R)
• M31: 35,047,191 km (0.052 R)
• M32: 35,329,332 km (0.114 R)
• M33: 35,897,954 km (0.109 R)
• M34: 39,590,927 km (0.116 R)
• M35: 40,204,428 km (0.07 R)
• M36: 41,450,279 km (0.116 R)
• M37: 47,204,561 km (0.045 R)
• M38: 53,097,071 km (0.111 R)
• M39: 59,261,252 km (0.103 R)
• M40: 68,271,831 km (0.098 R)
• M41: 72,528,488 km (0.086 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 14,874 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit