🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567

Radius: 12.5

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.63 AU - 0.69 AU

Year: 370 Days

Day: 13.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 83,108,402 km

• M1: 156,330 km (0.117 R)
• M2: 605,572 km (0.062 R)
• M3: 1,090,568 km (0.035 R)
• M4: 1,618,499 km (0.094 R)
• M5: 2,498,135 km (0.112 R)
• M6: 3,534,998 km (0.088 R)
• M7: 4,000,696 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160

Radius: 10

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.35 AU - 3.35 AU

Year: 3321 Days

Day: 8.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,108,402 km

• M1: 124,316 km (0.044 R)
• M2: 459,565 km (0.069 R)
• M3: 882,179 km (0.109 R)
• M4: 1,247,796 km (0.109 R)
• M5: 2,029,894 km (0.11 R)
• M6: 2,370,977 km (0.098 R)
• M7: 3,309,404 km (0.099 R)
• M8: 4,556,003 km (0.109 R)
• M9: 5,650,760 km (0.029 R)
• M10: 5,997,079 km (0.051 R)
• M11: 11,779,336 km (0.045 R)
• M12: 12,812,908 km (0.042 R)
• M13: 14,156,746 km (0.115 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 726.2

Radius: 8

Gravity: 11.35 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 6.85 AU - 7.81 AU

Year: 13698 Days

Day: 15.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 83,108,402 km

• M1: 99,483 km (0.089 R)
• M2: 486,791 km (0.067 R)
• M3: 740,360 km (0.075 R)
• M4: 1,351,168 km (0.084 R)
• M5: 1,628,971 km (0.114 R)
• M6: 2,034,830 km (0.048 R)
• M7: 2,592,382 km (0.099 R)
• M8: 2,907,435 km (0.031 R)
• M9: 3,428,035 km (0.049 R)
• M10: 5,438,780 km (0.076 R)
• M11: 6,428,071 km (0.113 R)
• M12: 7,942,899 km (0.066 R)
• M13: 8,561,935 km (0.109 R)
• M14: 8,858,139 km (0.11 R)
• M15: 9,629,017 km (0.08 R)
• M16: 11,422,097 km (0.097 R)
• M17: 13,164,463 km (0.114 R)
• M18: 13,693,142 km (0.065 R)
• M19: 15,148,430 km (0.106 R)
• M20: 15,655,567 km (0.1 R)
• M21: 19,699,197 km (0.066 R)
• M22: 21,458,618 km (0.102 R)
• M23: 21,914,293 km (0.096 R)
• M24: 22,656,897 km (0.078 R)
• M25: 23,034,332 km (0.049 R)
• M26: 26,623,335 km (0.117 R)
• M27: 30,568,530 km (0.081 R)
• M28: 31,029,590 km (0.119 R)
• M29: 38,782,051 km (0.116 R)
• M30: 39,458,234 km (0.04 R)
• M31: 41,113,384 km (0.07 R)
• M32: 44,266,908 km (0.085 R)
• M33: 44,709,119 km (0.085 R)
• M34: 45,005,472 km (0.093 R)
• M35: 45,452,620 km (0.095 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479.6

Radius: 8

Gravity: 7.49 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 6.18 AU - 9.34 AU

Year: 14921 Days

Day: 15.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 83,108,402 km

• M1: 104,569 km (0.075 R)
• M2: 357,838 km (0.11 R)
• M3: 666,309 km (0.103 R)
• M4: 997,967 km (0.108 R)
• M5: 1,383,780 km (0.089 R)
• M6: 2,397,455 km (0.113 R)
• M7: 3,048,505 km (0.094 R)
• M8: 3,730,522 km (0.1 R)
• M9: 4,793,116 km (0.088 R)
• M10: 6,311,983 km (0.097 R)
• M11: 6,828,245 km (0.075 R)
• M12: 7,159,754 km (0.119 R)
• M13: 7,855,235 km (0.114 R)
• M14: 8,738,610 km (0.072 R)
• M15: 10,373,565 km (0.112 R)
• M16: 10,867,986 km (0.115 R)
• M17: 13,257,513 km (0.105 R)
• M18: 13,905,571 km (0.078 R)
• M19: 14,439,186 km (0.077 R)
• M20: 14,917,152 km (0.102 R)
• M21: 18,804,153 km (0.088 R)
• M22: 19,128,481 km (0.099 R)
• M23: 21,592,807 km (0.117 R)
• M24: 26,325,485 km (0.052 R)
• M25: 29,364,865 km (0.084 R)
• M26: 30,242,855 km (0.073 R)
• M27: 42,320,938 km (0.12 R)
• M28: 42,878,340 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 935.8

Radius: 5.8

Gravity: 27.82 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 7.39 AU - 12.07 AU

Year: 20950 Days

Day: 24.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 83,108,402 km

• M1: 72,106 km (0.065 R)
• M2: 267,780 km (0.049 R)
• M3: 1,259,913 km (0.109 R)
• M4: 1,636,900 km (0.12 R)
• M5: 2,351,529 km (0.077 R)
• M6: 3,199,001 km (0.11 R)
• M7: 3,552,650 km (0.094 R)
• M8: 3,899,268 km (0.095 R)
• M9: 6,657,554 km (0.113 R)
• M10: 6,941,640 km (0.051 R)
• M11: 7,483,783 km (0.115 R)
• M12: 8,651,993 km (0.114 R)
• M13: 10,689,217 km (0.045 R)
• M14: 11,681,799 km (0.113 R)
• M15: 11,956,610 km (0.104 R)
• M16: 14,234,537 km (0.073 R)
• M17: 16,873,443 km (0.068 R)
• M18: 17,313,111 km (0.114 R)
• M19: 19,918,508 km (0.104 R)
• M20: 20,508,970 km (0.096 R)
• M21: 25,429,244 km (0.057 R)
• M22: 26,594,013 km (0.088 R)
• M23: 26,831,126 km (0.1 R)
• M24: 34,338,695 km (0.072 R)
• M25: 34,902,679 km (0.085 R)
• M26: 48,045,451 km (0.109 R)
• M27: 50,182,606 km (0.117 R)
• M28: 55,413,894 km (0.096 R)
• M29: 64,137,245 km (0.116 R)
• M30: 69,382,296 km (0.067 R)
• M31: 75,854,498 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 689.8

Radius: 5.7

Gravity: 21.23 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 9.29 AU - 11.27 AU

Year: 22751 Days

Day: 23.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 83,108,402 km

• M1: 71,059 km (0.079 R)
• M2: 380,128 km (0.063 R)
• M3: 596,596 km (0.097 R)
• M4: 907,760 km (0.073 R)
• M5: 1,463,965 km (0.109 R)
• M6: 1,687,165 km (0.118 R)
• M7: 1,913,357 km (0.067 R)
• M8: 2,766,364 km (0.12 R)
• M9: 3,480,694 km (0.112 R)
• M10: 3,754,607 km (0.072 R)
• M11: 4,142,066 km (0.112 R)
• M12: 5,266,593 km (0.108 R)
• M13: 7,738,997 km (0.082 R)
• M14: 11,679,405 km (0.119 R)
• M15: 12,086,610 km (0.117 R)
• M16: 12,363,366 km (0.115 R)
• M17: 12,929,594 km (0.064 R)
• M18: 14,420,487 km (0.08 R)
• M19: 16,356,433 km (0.101 R)
• M20: 18,186,912 km (0.113 R)
• M21: 19,386,089 km (0.056 R)
• M22: 20,933,230 km (0.055 R)
• M23: 21,838,746 km (0.114 R)
• M24: 22,352,914 km (0.101 R)
• M25: 22,665,274 km (0.082 R)
• M26: 28,674,920 km (0.065 R)
• M27: 32,109,089 km (0.113 R)
• M28: 34,406,313 km (0.044 R)
• M29: 36,666,438 km (0.093 R)
• M30: 37,832,703 km (0.087 R)
• M31: 38,425,111 km (0.104 R)
• M32: 40,085,797 km (0.086 R)
• M33: 48,067,292 km (0.066 R)
• M34: 52,519,773 km (0.116 R)
• M35: 53,442,044 km (0.113 R)
• M36: 54,187,640 km (0.043 R)
• M37: 55,699,476 km (0.101 R)
• M38: 66,432,674 km (0.09 R)
• M39: 77,509,649 km (0.201 R)
• M40: 79,186,043 km (0.078 R)
• M41: 80,642,079 km (0.054 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: 306 - 12,585 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit