🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.3

Radius: 9.1

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.73 AU - 0.95 AU

Year: 505 Days

Day: 10.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 70,887,874 km

• M1: 113,096 km (0.1 R)
• M2: 446,849 km (0.068 R)
• M3: 766,988 km (0.104 R)
• M4: 1,076,506 km (0.093 R)
• M5: 1,419,833 km (0.086 R)
• M6: 1,791,285 km (0.117 R)
• M7: 3,511,660 km (0.069 R)
• M8: 3,882,514 km (0.098 R)
• M9: 5,139,435 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.3

Radius: 8

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.42 AU - 1.94 AU

Year: 1428 Days

Day: 10 Hours

Environment

Temp: -177 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 70,887,874 km

• M1: 99,931 km (0.089 R)
• M2: 1,042,697 km (0.088 R)
• M3: 1,302,100 km (0.066 R)
• M4: 1,928,017 km (0.05 R)
• M5: 3,115,376 km (0.105 R)
• M6: 3,415,469 km (0.111 R)
• M7: 4,917,432 km (0.095 R)
• M8: 6,602,502 km (0.03 R)
• M9: 7,575,337 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.9

Radius: 11.4

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.36 AU - 2.06 AU

Year: 1467 Days

Day: 14.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,887,874 km

• M1: 141,819 km (0.076 R)
• M2: 513,569 km (0.034 R)
• M3: 1,201,869 km (0.104 R)
• M4: 1,960,929 km (0.095 R)
• M5: 2,496,788 km (0.04 R)
• M6: 3,153,822 km (0.052 R)
• M7: 4,118,579 km (0.047 R)
• M8: 4,916,235 km (0.1 R)
• M9: 5,930,957 km (0.077 R)
• M10: 6,624,942 km (0.05 R)
• M11: 7,057,878 km (0.109 R)
• M12: 7,649,089 km (0.107 R)
• M13: 8,273,061 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.9

Radius: 8.9

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.48 AU - 5.7 AU

Year: 6451 Days

Day: 11.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,887,874 km

• M1: 110,702 km (0.095 R)
• M2: 414,386 km (0.112 R)
• M3: 700,866 km (0.096 R)
• M4: 986,000 km (0.077 R)
• M5: 1,272,928 km (0.103 R)
• M6: 1,756,429 km (0.117 R)
• M7: 2,732,256 km (0.108 R)
• M8: 3,864,113 km (0.068 R)
• M9: 5,651,658 km (0.109 R)
• M10: 6,802,664 km (0.088 R)
• M11: 7,304,415 km (0.114 R)
• M12: 8,172,083 km (0.08 R)
• M13: 8,594,996 km (0.108 R)
• M14: 9,523,251 km (0.102 R)
• M15: 10,516,730 km (0.08 R)
• M16: 11,577,828 km (0.062 R)
• M17: 14,875,115 km (0.092 R)
• M18: 16,265,178 km (0.114 R)
• M19: 18,270,388 km (0.1 R)
• M20: 19,674,514 km (0.087 R)
• M21: 21,412,990 km (0.104 R)
• M22: 22,149,760 km (0.11 R)
• M23: 22,490,245 km (0.051 R)
• M24: 22,972,698 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 748

Radius: 6.6

Gravity: 17.17 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.33 AU - 6.87 AU

Year: 9883 Days

Day: 17.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 70,887,874 km

• M1: 82,129 km (0.044 R)
• M2: 293,810 km (0.094 R)
• M3: 827,875 km (0.109 R)
• M4: 1,055,114 km (0.11 R)
• M5: 1,510,639 km (0.109 R)
• M6: 1,823,149 km (0.099 R)
• M7: 2,250,999 km (0.111 R)
• M8: 2,764,868 km (0.102 R)
• M9: 3,118,218 km (0.11 R)
• M10: 3,330,049 km (0.115 R)
• M11: 3,678,612 km (0.104 R)
• M12: 3,888,647 km (0.112 R)
• M13: 4,162,411 km (0.104 R)
• M14: 4,390,548 km (0.106 R)
• M15: 5,223,359 km (0.048 R)
• M16: 7,996,754 km (0.043 R)
• M17: 8,261,094 km (0.082 R)
• M18: 9,720,720 km (0.09 R)
• M19: 10,381,045 km (0.04 R)
• M20: 10,909,126 km (0.092 R)
• M21: 17,507,439 km (0.089 R)
• M22: 17,729,592 km (0.073 R)
• M23: 19,258,931 km (0.04 R)
• M24: 22,057,159 km (0.11 R)
• M25: 24,834,593 km (0.071 R)
• M26: 25,969,592 km (0.047 R)
• M27: 26,647,420 km (0.107 R)
• M28: 27,636,112 km (0.046 R)
• M29: 28,854,587 km (0.087 R)
• M30: 29,372,644 km (0.119 R)
• M31: 33,628,853 km (0.115 R)
• M32: 35,016,822 km (0.099 R)
• M33: 35,251,841 km (0.11 R)
• M34: 35,843,799 km (0.05 R)
• M35: 39,663,631 km (0.107 R)
• M36: 43,882,291 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 394.3

Radius: 6.6

Gravity: 9.05 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 9.98 AU - 11.88 AU

Year: 23705 Days

Day: 15.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 70,887,874 km

• M1: 83,625 km (0.12 R)
• M2: 293,511 km (0.058 R)
• M3: 728,542 km (0.104 R)
• M4: 1,085,632 km (0.09 R)
• M5: 1,570,778 km (0.082 R)
• M6: 2,032,287 km (0.115 R)
• M7: 2,791,945 km (0.082 R)
• M8: 5,142,876 km (0.112 R)
• M9: 7,247,269 km (0.12 R)
• M10: 7,670,481 km (0.066 R)
• M11: 8,986,045 km (0.028 R)
• M12: 9,980,572 km (0.102 R)
• M13: 10,803,509 km (0.114 R)
• M14: 14,921,939 km (0.029 R)
• M15: 16,232,865 km (0.102 R)
• M16: 19,081,807 km (0.115 R)
• M17: 19,348,241 km (0.073 R)
• M18: 20,346,058 km (0.082 R)
• M19: 20,624,011 km (0.105 R)
• M20: 21,761,553 km (0.08 R)
• M21: 23,140,696 km (0.112 R)
• M22: 25,855,000 km (0.075 R)
• M23: 26,072,216 km (0.096 R)
• M24: 27,176,398 km (0.095 R)
• M25: 34,464,507 km (0.072 R)
• M26: 37,018,591 km (0.092 R)
• M27: 48,334,174 km (0.091 R)
• M28: 51,699,528 km (0.069 R)
• M29: 52,390,820 km (0.106 R)
• M30: 58,704,748 km (0.111 R)
• M31: 68,369,368 km (0.09 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 469 - 16,396 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit