🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.4

Radius: 13.9

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.98 AU - 1.04 AU

Year: 645 Days

Day: 9 Hours

Environment

Temp: -161 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 74,831,948 km

• M1: 172,935 km (0.119 R)
• M2: 947,703 km (0.043 R)
• M3: 1,821,653 km (0.086 R)
• M4: 3,174,766 km (0.083 R)
• M5: 4,176,324 km (0.095 R)
• M6: 4,998,962 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.7

Radius: 12.7

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.42 AU - 2.82 AU

Year: 2696 Days

Day: 12.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,831,948 km

• M1: 158,424 km (0.101 R)
• M2: 603,029 km (0.06 R)
• M3: 1,004,550 km (0.117 R)
• M4: 1,806,394 km (0.052 R)
• M5: 2,498,584 km (0.114 R)
• M6: 3,132,729 km (0.086 R)
• M7: 3,651,983 km (0.084 R)
• M8: 5,345,581 km (0.113 R)
• M9: 5,950,555 km (0.041 R)
• M10: 6,378,853 km (0.082 R)
• M11: 6,802,365 km (0.117 R)
• M12: 8,361,623 km (0.101 R)
• M13: 9,398,636 km (0.101 R)
• M14: 9,882,585 km (0.101 R)
• M15: 13,105,521 km (0.108 R)
• M16: 13,506,743 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.8

Radius: 10.3

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.51 AU - 3.59 AU

Year: 3387 Days

Day: 7 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,831,948 km

• M1: 128,505 km (0.087 R)
• M2: 469,737 km (0.092 R)
• M3: 799,900 km (0.075 R)
• M4: 1,169,407 km (0.115 R)
• M5: 1,685,370 km (0.077 R)
• M6: 2,816,180 km (0.059 R)
• M7: 3,535,446 km (0.066 R)
• M8: 4,015,356 km (0.088 R)
• M9: 4,686,752 km (0.111 R)
• M10: 5,106,374 km (0.065 R)
• M11: 5,672,003 km (0.073 R)
• M12: 7,328,351 km (0.076 R)
• M13: 9,251,282 km (0.056 R)
• M14: 12,544,978 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.8

Radius: 11.7

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.9 AU - 3.26 AU

Year: 3437 Days

Day: 12.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 74,831,948 km

• M1: 203,154 km (0.112 R)
• M2: 986,448 km (0.102 R)
• M3: 4,656,383 km (0.104 R)
• M4: 6,595,172 km (0.093 R)

Asteroid Belt

Center: 4.54 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.4

Radius: 13.6

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.63 AU - 7.35 AU

Year: 9321 Days

Day: 10 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,831,948 km

• M1: 169,195 km (0.077 R)
• M2: 715,078 km (0.071 R)
• M3: 1,526,497 km (0.032 R)
• M4: 1,995,935 km (0.073 R)
• M5: 2,434,107 km (0.049 R)
• M6: 3,084,259 km (0.073 R)
• M7: 3,580,475 km (0.089 R)
• M8: 4,370,801 km (0.069 R)
• M9: 5,755,030 km (0.098 R)
• M10: 6,548,497 km (0.082 R)
• M11: 7,611,839 km (0.085 R)
• M12: 9,698,430 km (0.086 R)
• M13: 10,521,817 km (0.032 R)
• M14: 11,130,680 km (0.064 R)
• M15: 11,655,768 km (0.119 R)
• M16: 12,087,957 km (0.119 R)
• M17: 12,869,755 km (0.099 R)
• M18: 14,105,733 km (0.116 R)
• M19: 15,354,875 km (0.065 R)
• M20: 16,541,037 km (0.094 R)
• M21: 21,017,753 km (0.079 R)
• M22: 21,740,311 km (0.091 R)
• M23: 25,877,140 km (0.113 R)
• M24: 27,082,002 km (0.113 R)
• M25: 27,746,067 km (0.09 R)
• M26: 28,713,666 km (0.081 R)
• M27: 30,206,952 km (0.097 R)
• M28: 31,334,471 km (0.106 R)
• M29: 36,470,465 km (0.114 R)
• M30: 37,748,928 km (0.101 R)
• M31: 38,577,850 km (0.047 R)
• M32: 39,056,862 km (0.093 R)
• M33: 40,641,553 km (0.072 R)
• M34: 41,763,387 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 876

Radius: 5.2

Gravity: 32.4 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 7.74 AU - 8.24 AU

Year: 14360 Days

Day: 17 Hours

Environment

Temp: -216 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,831,948 km

• M1: 64,925 km (0.079 R)
• M2: 311,014 km (0.118 R)
• M3: 677,379 km (0.096 R)
• M4: 1,410,708 km (0.049 R)
• M5: 2,252,944 km (0.074 R)
• M6: 2,711,162 km (0.087 R)
• M7: 3,869,648 km (0.11 R)
• M8: 4,080,432 km (0.106 R)
• M9: 4,759,157 km (0.116 R)
• M10: 5,361,438 km (0.115 R)
• M11: 9,420,776 km (0.098 R)
• M12: 11,997,001 km (0.046 R)
• M13: 17,570,719 km (0.066 R)
• M14: 17,817,256 km (0.111 R)
• M15: 21,236,166 km (0.094 R)
• M16: 26,441,124 km (0.118 R)
• M17: 30,622,385 km (0.039 R)
• M18: 34,576,705 km (0.08 R)
• M19: 35,223,716 km (0.099 R)
• M20: 35,484,914 km (0.082 R)
• M21: 38,719,220 km (0.097 R)
• M22: 39,276,771 km (0.082 R)
• M23: 41,851,949 km (0.118 R)
• M24: 54,489,977 km (0.081 R)
• M25: 60,632,316 km (0.114 R)
• M26: 65,039,021 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 979.1

Radius: 4.5

Gravity: 48.35 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 7.08 AU - 10.32 AU

Year: 16316 Days

Day: 15.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 74,831,948 km

• M1: 59,390 km (0.109 R)
• M2: 220,208 km (0.07 R)
• M3: 373,845 km (0.05 R)
• M4: 619,036 km (0.116 R)
• M5: 1,001,857 km (0.096 R)
• M6: 1,431,801 km (0.101 R)
• M7: 2,034,830 km (0.042 R)
• M8: 2,529,251 km (0.039 R)
• M9: 4,734,773 km (0.087 R)
• M10: 5,959,830 km (0.111 R)
• M11: 7,769,964 km (0.054 R)
• M12: 8,534,110 km (0.117 R)
• M13: 9,402,974 km (0.052 R)
• M14: 13,758,666 km (0.057 R)
• M15: 18,137,096 km (0.102 R)
• M16: 18,487,604 km (0.114 R)
• M17: 20,591,249 km (0.095 R)
• M18: 20,876,981 km (0.07 R)
• M19: 22,747,852 km (0.057 R)
• M20: 25,266,931 km (0.055 R)
• M21: 25,924,563 km (0.109 R)
• M22: 26,146,267 km (0.087 R)
• M23: 26,706,212 km (0.098 R)
• M24: 28,787,866 km (0.095 R)
• M25: 30,479,968 km (0.073 R)
• M26: 33,271,015 km (0.093 R)
• M27: 33,532,961 km (0.114 R)
• M28: 34,060,892 km (0.113 R)
• M29: 35,541,013 km (0.109 R)
• M30: 36,505,022 km (0.044 R)
• M31: 45,815,844 km (0.116 R)
• M32: 48,788,503 km (0.071 R)
• M33: 53,305,611 km (0.119 R)
• M34: 53,484,680 km (0.069 R)
• M35: 54,931,889 km (0.078 R)
• M36: 56,404,980 km (0.088 R)
• M37: 57,151,323 km (0.11 R)
• M38: 60,786,552 km (0.033 R)
• M39: 61,374,172 km (0.114 R)
• M40: 71,517,207 km (0.108 R)
• M41: 73,272,588 km (0.089 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 18,684 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit