🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.1

Radius: 9.3

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.73 AU - 0.75 AU

Year: 405 Days

Day: 11.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,081,005 km

• M1: 124,316 km (0.04 R)
• M2: 331,210 km (0.065 R)
• M3: 556,055 km (0.094 R)
• M4: 740,958 km (0.107 R)
• M5: 985,850 km (0.075 R)
• M6: 1,177,335 km (0.054 R)
• M7: 1,854,565 km (0.102 R)
• M8: 2,032,287 km (0.093 R)
• M9: 2,218,536 km (0.118 R)
• M10: 2,864,350 km (0.072 R)
• M11: 3,064,662 km (0.041 R)
• M12: 3,463,191 km (0.1 R)
• M13: 3,700,004 km (0.071 R)
• M14: 3,903,457 km (0.092 R)
• M15: 4,275,358 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.7

Radius: 13

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.9 AU - 1.02 AU

Year: 598 Days

Day: 5.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,081,005 km

• M1: 169,943 km (0.084 R)
• M2: 525,986 km (0.113 R)
• M3: 860,487 km (0.063 R)
• M4: 1,111,811 km (0.103 R)
• M5: 2,258,329 km (0.066 R)
• M6: 2,634,867 km (0.093 R)
• M7: 3,268,115 km (0.106 R)
• M8: 4,464,000 km (0.073 R)
• M9: 5,249,240 km (0.08 R)
• M10: 5,587,032 km (0.058 R)
• M11: 5,894,754 km (0.054 R)
• M12: 7,271,504 km (0.089 R)
• M13: 7,530,757 km (0.102 R)
• M14: 8,142,911 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.6

Radius: 9.8

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.9 AU - 1.3 AU

Year: 734 Days

Day: 6 Hours

Environment

Temp: -160 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,081,005 km

• M1: 122,969 km (0.116 R)
• M2: 333,753 km (0.119 R)
• M3: 623,225 km (0.077 R)
• M4: 974,481 km (0.088 R)
• M5: 1,346,082 km (0.111 R)
• M6: 1,695,692 km (0.09 R)
• M7: 2,845,202 km (0.104 R)
• M8: 3,165,042 km (0.061 R)
• M9: 3,473,064 km (0.118 R)
• M10: 3,826,863 km (0.034 R)
• M11: 4,519,800 km (0.107 R)
• M12: 4,806,729 km (0.099 R)
• M13: 4,994,923 km (0.03 R)
• M14: 5,875,456 km (0.068 R)
• M15: 6,635,114 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.8

Radius: 14.2

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.08 AU - 4.38 AU

Year: 4580 Days

Day: 8.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 49,081,005 km

• M1: 179,069 km (0.079 R)
• M2: 747,241 km (0.067 R)
• M3: 1,042,548 km (0.076 R)
• M4: 1,339,499 km (0.117 R)
• M5: 1,666,670 km (0.109 R)
• M6: 2,004,611 km (0.059 R)
• M7: 2,426,178 km (0.101 R)
• M8: 2,696,502 km (0.092 R)
• M9: 2,982,234 km (0.1 R)
• M10: 3,763,733 km (0.113 R)
• M11: 4,124,862 km (0.114 R)
• M12: 4,480,606 km (0.037 R)
• M13: 5,362,036 km (0.114 R)
• M14: 5,977,632 km (0.103 R)
• M15: 6,683,434 km (0.119 R)
• M16: 7,137,913 km (0.067 R)
• M17: 9,240,660 km (0.05 R)
• M18: 10,291,286 km (0.12 R)
• M19: 11,144,144 km (0.112 R)
• M20: 11,509,761 km (0.082 R)
• M21: 12,914,335 km (0.117 R)
• M22: 15,366,693 km (0.085 R)
• M23: 15,666,787 km (0.12 R)
• M24: 18,782,461 km (0.118 R)
• M25: 21,268,778 km (0.093 R)
• M26: 22,183,569 km (0.094 R)
• M27: 24,285,868 km (0.102 R)
• M28: 25,427,898 km (0.087 R)
• M29: 26,878,549 km (0.08 R)
• M30: 28,079,670 km (0.068 R)
• M31: 28,719,500 km (0.069 R)
• M32: 29,012,712 km (0.094 R)
• M33: 29,722,554 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.7

Radius: 11.8

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.04 AU - 5.72 AU

Year: 7934 Days

Day: 6.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 49,081,005 km

• M1: 162,164 km (0.082 R)
• M2: 526,285 km (0.109 R)
• M3: 875,746 km (0.11 R)
• M4: 1,178,831 km (0.069 R)
• M5: 1,422,227 km (0.096 R)
• M6: 1,664,576 km (0.06 R)
• M7: 1,913,806 km (0.109 R)
• M8: 2,135,809 km (0.077 R)
• M9: 3,365,204 km (0.1 R)
• M10: 5,127,168 km (0.052 R)
• M11: 5,420,828 km (0.099 R)
• M12: 6,059,611 km (0.118 R)
• M13: 6,433,157 km (0.072 R)
• M14: 6,734,747 km (0.083 R)
• M15: 9,140,879 km (0.101 R)
• M16: 9,935,543 km (0.12 R)
• M17: 10,728,561 km (0.112 R)
• M18: 13,648,412 km (0.092 R)
• M19: 16,049,907 km (0.048 R)
• M20: 17,458,969 km (0.029 R)
• M21: 18,048,385 km (0.104 R)
• M22: 20,651,687 km (0.113 R)
• M23: 21,742,405 km (0.064 R)
• M24: 22,861,397 km (0.113 R)
• M25: 23,588,293 km (0.082 R)
• M26: 24,167,386 km (0.077 R)
• M27: 24,592,992 km (0.114 R)
• M28: 28,075,332 km (0.077 R)
• M29: 28,591,594 km (0.077 R)
• M30: 29,170,986 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.8

Radius: 12.8

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 5.15 AU - 6.35 AU

Year: 8767 Days

Day: 8.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 49,081,005 km

• M1: 174,431 km (0.091 R)
• M2: 477,965 km (0.117 R)
• M3: 1,145,321 km (0.078 R)
• M4: 1,449,155 km (0.093 R)
• M5: 2,034,531 km (0.101 R)
• M6: 2,565,304 km (0.077 R)
• M7: 3,028,609 km (0.11 R)
• M8: 3,950,281 km (0.097 R)
• M9: 6,019,818 km (0.058 R)
• M10: 6,402,938 km (0.1 R)
• M11: 6,966,474 km (0.046 R)
• M12: 7,767,720 km (0.072 R)
• M13: 8,277,250 km (0.07 R)
• M14: 8,995,170 km (0.085 R)
• M15: 9,783,701 km (0.059 R)
• M16: 10,231,746 km (0.077 R)
• M17: 10,816,824 km (0.085 R)
• M18: 11,902,605 km (0.104 R)
• M19: 13,558,504 km (0.116 R)
• M20: 16,456,065 km (0.098 R)
• M21: 18,397,097 km (0.096 R)
• M22: 19,351,681 km (0.045 R)
• M23: 20,388,993 km (0.046 R)
• M24: 21,095,693 km (0.096 R)
• M25: 22,791,684 km (0.084 R)
• M26: 25,984,701 km (0.094 R)
• M27: 26,515,026 km (0.116 R)
• M28: 27,050,885 km (0.114 R)
• M29: 27,456,296 km (0.085 R)
• M30: 27,728,265 km (0.064 R)
• M31: 28,345,057 km (0.07 R)
• M32: 29,458,514 km (0.101 R)
• M33: 33,450,383 km (0.052 R)
• M34: 35,580,358 km (0.072 R)
• M35: 35,890,175 km (0.077 R)
• M36: 39,061,201 km (0.06 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 463.8

Radius: 5.2

Gravity: 17.15 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 6.86 AU - 7.78 AU

Year: 12592 Days

Day: 16.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 49,081,005 km

• M1: 108,758 km (0.088 R)
• M2: 297,999 km (0.045 R)
• M3: 479,611 km (0.041 R)
• M4: 1,548,637 km (0.062 R)
• M5: 2,025,256 km (0.09 R)
• M6: 3,378,219 km (0.063 R)
• M7: 3,691,028 km (0.099 R)
• M8: 5,797,815 km (0.117 R)
• M9: 6,957,647 km (0.116 R)
• M10: 7,673,772 km (0.084 R)
• M11: 8,506,434 km (0.092 R)
• M12: 8,918,277 km (0.082 R)
• M13: 9,684,069 km (0.114 R)
• M14: 15,108,637 km (0.101 R)
• M15: 17,359,337 km (0.082 R)
• M16: 19,705,032 km (0.119 R)
• M17: 20,965,693 km (0.111 R)
• M18: 21,806,134 km (0.067 R)
• M19: 22,068,079 km (0.12 R)
• M20: 22,863,342 km (0.099 R)
• M21: 27,124,039 km (0.078 R)
• M22: 29,657,179 km (0.096 R)
• M23: 31,356,761 km (0.11 R)
• M24: 33,426,447 km (0.092 R)
• M25: 33,994,919 km (0.056 R)
• M26: 34,980,769 km (0.084 R)
• M27: 40,121,551 km (0.1 R)
• M28: 43,930,163 km (0.103 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 11,269 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit