🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.8

Radius: 13.6

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.46 AU - 0.6 AU

Year: 257 Days

Day: 5.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 66,030,686 km

• M1: 169,195 km (0.073 R)
• M2: 598,242 km (0.1 R)
• M3: 1,061,098 km (0.103 R)
• M4: 1,633,010 km (0.111 R)
• M5: 2,199,537 km (0.097 R)
• M6: 2,711,312 km (0.032 R)
• M7: 4,294,656 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.9

Radius: 11.5

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.93 AU - 0.95 AU

Year: 608 Days

Day: 11.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 66,030,686 km

• M1: 143,016 km (0.11 R)
• M2: 515,664 km (0.118 R)
• M3: 1,104,481 km (0.06 R)
• M4: 1,465,162 km (0.109 R)
• M5: 1,871,320 km (0.028 R)
• M6: 2,302,311 km (0.025 R)
• M7: 3,037,884 km (0.104 R)
• M8: 3,461,096 km (0.116 R)
• M9: 3,880,120 km (0.083 R)
• M10: 4,443,655 km (0.057 R)
• M11: 5,096,051 km (0.04 R)
• M12: 7,261,929 km (0.08 R)
• M13: 8,095,938 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.3

Radius: 14.7

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.95 AU - 0.95 AU

Year: 617 Days

Day: 10.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 66,030,686 km

• M1: 182,958 km (0.087 R)
• M2: 863,479 km (0.115 R)
• M3: 1,322,296 km (0.104 R)
• M4: 1,823,897 km (0.085 R)
• M5: 2,383,094 km (0.108 R)
• M6: 2,973,407 km (0.098 R)
• M7: 5,093,957 km (0.053 R)
• M8: 6,959,891 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.8

Radius: 12.1

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.87 AU - 2.65 AU

Year: 2266 Days

Day: 10.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,030,686 km

• M1: 166,203 km (0.095 R)
• M2: 643,121 km (0.073 R)
• M3: 1,528,142 km (0.037 R)
• M4: 3,724,688 km (0.054 R)
• M5: 4,441,561 km (0.116 R)
• M6: 5,014,969 km (0.079 R)
• M7: 5,941,579 km (0.074 R)
• M8: 6,978,890 km (0.098 R)
• M9: 10,172,356 km (0.053 R)
• M10: 11,330,543 km (0.069 R)
• M11: 13,453,636 km (0.099 R)
• M12: 14,000,266 km (0.108 R)
• M13: 14,847,888 km (0.035 R)
• M14: 15,829,699 km (0.101 R)
• M15: 18,196,187 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.7

Radius: 9.5

Gravity: 9.28 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.32 AU - 2.98 AU

Year: 2877 Days

Day: 12.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 66,030,686 km

• M1: 123,119 km (0.114 R)
• M2: 469,438 km (0.083 R)
• M3: 819,198 km (0.07 R)
• M4: 2,023,760 km (0.09 R)
• M5: 2,962,786 km (0.113 R)
• M6: 4,869,710 km (0.114 R)
• M7: 6,891,076 km (0.109 R)
• M8: 7,804,820 km (0.12 R)
• M9: 8,239,851 km (0.092 R)
• M10: 16,696,918 km (0.107 R)
• M11: 17,139,428 km (0.037 R)
• M12: 18,396,948 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243

Radius: 14.7

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.43 AU - 5.47 AU

Year: 6260 Days

Day: 10.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,030,686 km

• M1: 182,958 km (0.112 R)
• M2: 938,577 km (0.091 R)
• M3: 1,401,134 km (0.105 R)
• M4: 2,128,778 km (0.114 R)
• M5: 3,729,026 km (0.105 R)
• M6: 6,057,068 km (0.114 R)
• M7: 6,704,827 km (0.104 R)
• M8: 7,463,887 km (0.086 R)
• M9: 8,709,588 km (0.113 R)
• M10: 9,889,915 km (0.106 R)
• M11: 10,622,646 km (0.098 R)
• M12: 11,479,243 km (0.082 R)
• M13: 13,040,446 km (0.065 R)
• M14: 15,212,907 km (0.069 R)
• M15: 15,696,557 km (0.044 R)
• M16: 16,525,628 km (0.104 R)
• M17: 17,325,378 km (0.107 R)
• M18: 18,091,170 km (0.052 R)
• M19: 18,940,886 km (0.071 R)
• M20: 21,515,914 km (0.082 R)
• M21: 23,168,671 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 574.7

Radius: 7.3

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.65 AU - 7.57 AU

Year: 10071 Days

Day: 23.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 66,030,686 km

• M1: 91,404 km (0.068 R)
• M2: 337,942 km (0.111 R)
• M3: 600,336 km (0.117 R)
• M4: 1,196,334 km (0.074 R)
• M5: 1,690,456 km (0.101 R)
• M6: 2,205,821 km (0.1 R)
• M7: 2,677,802 km (0.116 R)
• M8: 3,124,651 km (0.104 R)
• M9: 3,745,482 km (0.079 R)
• M10: 4,277,003 km (0.032 R)
• M11: 5,072,864 km (0.11 R)
• M12: 5,391,507 km (0.06 R)
• M13: 7,110,686 km (0.083 R)
• M14: 8,267,078 km (0.092 R)
• M15: 8,844,525 km (0.069 R)
• M16: 10,894,764 km (0.114 R)
• M17: 12,946,798 km (0.113 R)
• M18: 13,422,071 km (0.063 R)
• M19: 14,661,489 km (0.096 R)
• M20: 16,247,376 km (0.098 R)
• M21: 17,871,261 km (0.096 R)
• M22: 18,535,176 km (0.107 R)
• M23: 19,522,971 km (0.087 R)
• M24: 22,611,569 km (0.119 R)
• M25: 26,959,481 km (0.042 R)
• M26: 27,539,322 km (0.105 R)
• M27: 29,634,590 km (0.11 R)
• M28: 29,942,313 km (0.095 R)
• M29: 30,252,280 km (0.078 R)
• M30: 31,194,746 km (0.085 R)
• M31: 34,590,917 km (0.096 R)
• M32: 40,323,508 km (0.049 R)
• M33: 43,150,309 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 438.5

Radius: 4.4

Gravity: 22.65 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 7.56 AU - 11.88 AU

Year: 20208 Days

Day: 23.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 66,030,686 km

• M1: 54,753 km (0.066 R)
• M2: 551,418 km (0.094 R)
• M3: 1,426,864 km (0.068 R)
• M4: 1,614,311 km (0.092 R)
• M5: 1,783,207 km (0.105 R)
• M6: 2,077,765 km (0.094 R)
• M7: 2,404,187 km (0.074 R)
• M8: 2,717,146 km (0.108 R)
• M9: 4,245,588 km (0.092 R)
• M10: 4,437,522 km (0.059 R)
• M11: 5,790,485 km (0.105 R)
• M12: 6,310,487 km (0.094 R)
• M13: 6,645,586 km (0.08 R)
• M14: 6,904,540 km (0.067 R)
• M15: 7,080,916 km (0.107 R)
• M16: 7,628,145 km (0.103 R)
• M17: 7,864,360 km (0.054 R)
• M18: 10,328,536 km (0.078 R)
• M19: 11,091,485 km (0.085 R)
• M20: 12,662,861 km (0.105 R)
• M21: 15,326,601 km (0.113 R)
• M22: 16,239,597 km (0.114 R)
• M23: 16,788,621 km (0.12 R)
• M24: 22,107,573 km (0.035 R)
• M25: 27,777,183 km (0.05 R)
• M26: 36,565,011 km (0.048 R)
• M27: 39,158,888 km (0.075 R)
• M28: 40,144,738 km (0.066 R)
• M29: 43,800,461 km (0.096 R)
• M30: 44,709,568 km (0.098 R)
• M31: 49,608,599 km (0.104 R)
• M32: 51,262,104 km (0.086 R)
• M33: 52,271,590 km (0.08 R)
• M34: 52,951,962 km (0.106 R)
• M35: 54,853,350 km (0.112 R)
• M36: 55,732,388 km (0.082 R)
• M37: 64,850,228 km (0.09 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 14,008 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit