🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.1

Radius: 14.8

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.58 AU - 0.76 AU

Year: 366 Days

Day: 9.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 85,115,095 km

• M1: 184,155 km (0.098 R)
• M2: 707,748 km (0.117 R)
• M3: 1,251,985 km (0.066 R)
• M4: 1,893,759 km (0.114 R)
• M5: 2,653,567 km (0.086 R)
• M6: 3,305,814 km (0.065 R)
• M7: 5,133,451 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.1

Radius: 12

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.7 AU - 0.76 AU

Year: 416 Days

Day: 10.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 85,115,095 km

• M1: 149,299 km (0.095 R)
• M2: 544,087 km (0.078 R)
• M3: 987,047 km (0.072 R)
• M4: 1,556,566 km (0.101 R)
• M5: 1,955,394 km (0.059 R)
• M6: 2,452,059 km (0.105 R)
• M7: 3,260,934 km (0.099 R)
• M8: 3,638,819 km (0.101 R)
• M9: 4,087,163 km (0.086 R)
• M10: 5,676,192 km (0.075 R)

Asteroid Belt

Center: 1.15 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.9

Radius: 11.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.41 AU - 1.73 AU

Year: 1312 Days

Day: 9.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 85,115,095 km

• M1: 141,819 km (0.117 R)
• M2: 615,146 km (0.099 R)
• M3: 1,095,206 km (0.09 R)
• M4: 1,710,053 km (0.065 R)
• M5: 2,674,062 km (0.097 R)
• M6: 3,671,132 km (0.062 R)
• M7: 4,049,465 km (0.092 R)
• M8: 4,584,876 km (0.035 R)
• M9: 5,312,071 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.2

Radius: 12

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.29 AU - 2.43 AU

Year: 2418 Days

Day: 8.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 85,115,095 km

• M1: 149,299 km (0.04 R)
• M2: 621,430 km (0.087 R)
• M3: 1,006,794 km (0.078 R)
• M4: 1,919,341 km (0.079 R)
• M5: 2,797,480 km (0.073 R)
• M6: 3,432,972 km (0.106 R)
• M7: 4,294,207 km (0.109 R)
• M8: 4,684,957 km (0.116 R)
• M9: 5,538,712 km (0.12 R)
• M10: 6,671,167 km (0.049 R)
• M11: 7,360,814 km (0.091 R)
• M12: 9,230,039 km (0.068 R)
• M13: 11,470,866 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.4

Radius: 14.9

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.23 AU - 2.71 AU

Year: 2589 Days

Day: 9.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,115,095 km

• M1: 185,352 km (0.069 R)
• M2: 1,093,560 km (0.094 R)
• M3: 1,826,141 km (0.087 R)
• M4: 2,350,631 km (0.079 R)
• M5: 2,859,713 km (0.112 R)
• M6: 3,643,606 km (0.101 R)
• M7: 4,142,814 km (0.086 R)
• M8: 4,978,318 km (0.034 R)
• M9: 5,995,883 km (0.058 R)
• M10: 6,541,765 km (0.107 R)
• M11: 7,202,539 km (0.084 R)
• M12: 8,142,762 km (0.091 R)
• M13: 8,720,209 km (0.111 R)
• M14: 9,554,966 km (0.036 R)
• M15: 10,198,236 km (0.112 R)
• M16: 10,942,785 km (0.044 R)
• M17: 11,421,648 km (0.109 R)
• M18: 12,540,490 km (0.045 R)
• M19: 14,507,852 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.4

Radius: 9

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.2 AU - 3.44 AU

Year: 3158 Days

Day: 11 Hours

Environment

Temp: -209 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 85,115,095 km

• M1: 115,340 km (0.093 R)
• M2: 518,656 km (0.108 R)
• M3: 834,008 km (0.076 R)
• M4: 1,254,079 km (0.028 R)
• M5: 1,966,015 km (0.097 R)
• M6: 2,877,365 km (0.099 R)
• M7: 3,329,899 km (0.086 R)
• M8: 4,107,509 km (0.077 R)
• M9: 4,528,627 km (0.11 R)
• M10: 5,142,427 km (0.118 R)
• M11: 5,581,796 km (0.066 R)
• M12: 5,940,681 km (0.041 R)
• M13: 7,259,536 km (0.093 R)
• M14: 9,900,088 km (0.075 R)
• M15: 10,658,549 km (0.084 R)
• M16: 11,091,934 km (0.096 R)
• M17: 11,536,988 km (0.117 R)
• M18: 13,804,293 km (0.095 R)
• M19: 14,847,439 km (0.057 R)
• M20: 16,457,262 km (0.102 R)
• M21: 16,771,567 km (0.108 R)
• M22: 17,793,470 km (0.089 R)
• M23: 18,685,821 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.2

Radius: 12.5

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.21 AU - 5.49 AU

Year: 8252 Days

Day: 10.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,115,095 km

• M1: 156,031 km (0.098 R)
• M2: 906,413 km (0.114 R)
• M3: 1,643,632 km (0.062 R)
• M4: 3,263,328 km (0.033 R)
• M5: 3,838,083 km (0.084 R)
• M6: 4,234,069 km (0.043 R)
• M7: 4,866,269 km (0.108 R)
• M8: 5,619,046 km (0.063 R)
• M9: 6,225,665 km (0.062 R)
• M10: 7,182,493 km (0.098 R)
• M11: 8,387,803 km (0.042 R)
• M12: 10,067,937 km (0.104 R)
• M13: 12,458,361 km (0.118 R)
• M14: 13,385,718 km (0.035 R)
• M15: 14,806,150 km (0.111 R)
• M16: 17,561,444 km (0.096 R)
• M17: 19,194,304 km (0.087 R)
• M18: 19,737,644 km (0.114 R)
• M19: 21,574,407 km (0.047 R)
• M20: 22,684,722 km (0.091 R)
• M21: 24,619,172 km (0.088 R)
• M22: 26,998,227 km (0.074 R)
• M23: 28,113,030 km (0.066 R)
• M24: 29,978,217 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.9

Radius: 5.9

Gravity: 14.04 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 8.37 AU - 10.19 AU

Year: 18852 Days

Day: 19.3 Hours

Environment

Temp: -241 °C

Axial Tilt: 175.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 85,115,095 km

• M1: 73,602 km (0.074 R)
• M2: 268,379 km (0.078 R)
• M3: 528,380 km (0.065 R)
• M4: 740,659 km (0.091 R)
• M5: 1,057,358 km (0.104 R)
• M6: 1,330,224 km (0.086 R)
• M7: 1,699,133 km (0.111 R)
• M8: 2,192,955 km (0.029 R)
• M9: 2,484,521 km (0.113 R)
• M10: 2,921,198 km (0.075 R)
• M11: 3,301,027 km (0.109 R)
• M12: 3,489,221 km (0.09 R)
• M13: 5,156,938 km (0.115 R)
• M14: 5,788,690 km (0.112 R)
• M15: 5,983,915 km (0.082 R)
• M16: 6,224,019 km (0.113 R)
• M17: 7,755,453 km (0.109 R)
• M18: 12,616,785 km (0.094 R)
• M19: 13,689,552 km (0.09 R)
• M20: 14,248,000 km (0.101 R)
• M21: 17,676,335 km (0.094 R)
• M22: 19,189,218 km (0.106 R)
• M23: 25,579,291 km (0.052 R)
• M24: 26,640,538 km (0.06 R)
• M25: 28,063,513 km (0.053 R)
• M26: 30,703,766 km (0.065 R)
• M27: 30,940,879 km (0.06 R)
• M28: 32,512,255 km (0.096 R)
• M29: 33,756,610 km (0.104 R)
• M30: 36,075,826 km (0.07 R)
• M31: 38,636,792 km (0.058 R)
• M32: 42,628,063 km (0.091 R)
• M33: 44,419,647 km (0.04 R)
• M34: 45,950,332 km (0.118 R)
• M35: 51,585,086 km (0.059 R)
• M36: 53,105,000 km (0.093 R)
• M37: 54,480,852 km (0.1 R)
• M38: 54,828,517 km (0.118 R)
• M39: 57,483,281 km (0.096 R)
• M40: 57,843,513 km (0.064 R)
• M41: 64,008,291 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 787

Radius: 7.3

Gravity: 14.77 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 8.22 AU - 12.4 AU

Year: 22076 Days

Day: 19 Hours

Environment

Temp: -227 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 85,115,095 km

• M1: 90,806 km (0.058 R)
• M2: 426,204 km (0.115 R)
• M3: 791,522 km (0.101 R)
• M4: 1,208,302 km (0.107 R)
• M5: 1,467,705 km (0.113 R)
• M6: 1,782,907 km (0.085 R)
• M7: 2,017,926 km (0.061 R)
• M8: 2,723,130 km (0.05 R)
• M9: 3,174,168 km (0.058 R)
• M10: 3,612,639 km (0.046 R)
• M11: 3,991,870 km (0.052 R)
• M12: 4,467,740 km (0.1 R)
• M13: 5,330,771 km (0.102 R)
• M14: 6,123,938 km (0.12 R)
• M15: 8,312,854 km (0.069 R)
• M16: 10,155,152 km (0.109 R)
• M17: 12,323,873 km (0.043 R)
• M18: 13,703,464 km (0.058 R)
• M19: 14,862,997 km (0.107 R)
• M20: 19,294,984 km (0.1 R)
• M21: 20,948,489 km (0.098 R)
• M22: 22,588,979 km (0.111 R)
• M23: 23,440,640 km (0.045 R)
• M24: 26,943,325 km (0.115 R)
• M25: 31,562,159 km (0.102 R)
• M26: 33,851,006 km (0.098 R)
• M27: 34,684,566 km (0.112 R)
• M28: 34,965,361 km (0.081 R)
• M29: 43,297,513 km (0.097 R)
• M30: 55,694,240 km (0.096 R)
• M31: 61,867,097 km (0.04 R)
• M32: 70,936,169 km (0.112 R)
• M33: 72,988,502 km (0.115 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 11,859 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit