🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.6

Radius: 14

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.55 AU - 0.83 AU

Year: 370 Days

Day: 10.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 83,924,377 km

• M1: 174,132 km (0.098 R)
• M2: 675,135 km (0.111 R)
• M3: 1,374,206 km (0.096 R)
• M4: 1,871,769 km (0.088 R)
• M5: 2,490,505 km (0.067 R)
• M6: 3,103,557 km (0.091 R)
• M7: 3,804,872 km (0.034 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.6

Radius: 9.4

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.12 AU - 1.26 AU

Year: 838 Days

Day: 10.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 83,924,377 km

• M1: 116,986 km (0.07 R)
• M2: 434,881 km (0.063 R)
• M3: 759,359 km (0.062 R)
• M4: 1,069,176 km (0.038 R)
• M5: 1,645,427 km (0.091 R)
• M6: 2,342,553 km (0.049 R)
• M7: 3,304,168 km (0.08 R)
• M8: 3,648,842 km (0.047 R)
• M9: 4,125,161 km (0.071 R)
• M10: 4,709,939 km (0.119 R)
• M11: 5,094,107 km (0.03 R)
• M12: 5,442,371 km (0.11 R)
• M13: 5,845,986 km (0.048 R)
• M14: 7,268,961 km (0.088 R)
• M15: 8,097,882 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.3

Radius: 14.5

Gravity: 0.05 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.69 AU - 4.53 AU

Year: 5380 Days

Day: 14.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 83,924,377 km

• M1: 180,415 km (0.105 R)
• M2: 637,736 km (0.08 R)
• M3: 2,006,855 km (0.045 R)
• M4: 2,639,654 km (0.101 R)
• M5: 3,456,459 km (0.102 R)
• M6: 4,924,463 km (0.083 R)
• M7: 5,503,107 km (0.06 R)
• M8: 6,967,371 km (0.079 R)
• M9: 7,494,255 km (0.046 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.4

Radius: 14.1

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 5.84 AU - 5.86 AU

Year: 9136 Days

Day: 10.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,924,377 km

• M1: 175,329 km (0.107 R)
• M2: 1,286,841 km (0.1 R)
• M3: 1,737,579 km (0.113 R)
• M4: 2,425,430 km (0.059 R)
• M5: 3,267,068 km (0.064 R)
• M6: 4,467,740 km (0.102 R)
• M7: 5,464,361 km (0.114 R)
• M8: 10,927,825 km (0.112 R)
• M9: 12,672,884 km (0.12 R)
• M10: 13,273,520 km (0.104 R)
• M11: 15,257,636 km (0.091 R)
• M12: 20,371,789 km (0.086 R)
• M13: 21,788,032 km (0.118 R)
• M14: 22,390,014 km (0.112 R)
• M15: 24,446,237 km (0.103 R)
• M16: 25,002,741 km (0.052 R)
• M17: 25,853,354 km (0.085 R)
• M18: 26,334,162 km (0.111 R)
• M19: 30,612,362 km (0.118 R)
• M20: 31,805,106 km (0.089 R)
• M21: 33,823,480 km (0.078 R)
• M22: 42,221,456 km (0.075 R)
• M23: 44,933,366 km (0.116 R)
• M24: 47,759,419 km (0.109 R)
• M25: 48,338,513 km (0.079 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 309.9

Radius: 7.6

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.03 AU - 7.13 AU

Year: 9680 Days

Day: 22.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,924,377 km

• M1: 96,640 km (0.108 R)
• M2: 399,426 km (0.036 R)
• M3: 725,699 km (0.084 R)
• M4: 1,206,357 km (0.106 R)
• M5: 1,812,229 km (0.106 R)
• M6: 3,388,990 km (0.038 R)
• M7: 4,066,220 km (0.11 R)
• M8: 4,914,589 km (0.04 R)
• M9: 9,776,071 km (0.059 R)
• M10: 11,041,520 km (0.113 R)
• M11: 11,789,958 km (0.088 R)
• M12: 18,689,561 km (0.064 R)
• M13: 23,661,746 km (0.038 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.3

Radius: 3.2

Gravity: 90.95 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 8.94 AU - 10.7 AU

Year: 19869 Days

Day: 21.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 83,924,377 km

• M1: 39,793 km (0.072 R)
• M2: 154,535 km (0.106 R)
• M3: 444,754 km (0.106 R)
• M4: 579,542 km (0.098 R)
• M5: 1,382,135 km (0.119 R)
• M6: 1,565,841 km (0.077 R)
• M7: 1,803,402 km (0.044 R)
• M8: 1,920,986 km (0.046 R)
• M9: 2,587,445 km (0.116 R)
• M10: 2,840,415 km (0.047 R)
• M11: 3,761,040 km (0.063 R)
• M12: 3,986,185 km (0.087 R)
• M13: 5,015,717 km (0.111 R)
• M14: 5,170,402 km (0.108 R)
• M15: 6,388,727 km (0.101 R)
• M16: 8,151,588 km (0.084 R)
• M17: 9,374,850 km (0.05 R)
• M18: 9,848,477 km (0.043 R)
• M19: 11,364,651 km (0.096 R)
• M20: 11,631,683 km (0.11 R)
• M21: 14,771,294 km (0.105 R)
• M22: 15,411,722 km (0.102 R)
• M23: 17,620,684 km (0.047 R)
• M24: 18,615,660 km (0.102 R)
• M25: 25,838,245 km (0.04 R)
• M26: 32,271,701 km (0.066 R)
• M27: 32,538,434 km (0.059 R)
• M28: 34,031,870 km (0.107 R)
• M29: 35,428,665 km (0.088 R)
• M30: 42,827,776 km (0.12 R)
• M31: 43,473,740 km (0.047 R)
• M32: 49,051,646 km (0.099 R)
• M33: 51,192,691 km (0.12 R)
• M34: 55,851,467 km (0.107 R)
• M35: 61,805,163 km (0.11 R)
• M36: 67,078,638 km (0.073 R)
• M37: 67,949,148 km (0.093 R)
• M38: 74,023,869 km (0.107 R)
• M39: 75,187,142 km (0.069 R)
• M40: 75,655,832 km (0.112 R)
• M41: 76,599,047 km (0.084 R)
• M42: 76,836,010 km (0.092 R)
• M43: 78,749,815 km (0.027 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 16,526 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit