🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.4

Radius: 8.5

Gravity: 12.75 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.44 AU - 0.72 AU

Year: 295 Days

Day: 13.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,760,878 km

• M1: 105,766 km (0.093 R)
• M2: 412,591 km (0.114 R)
• M3: 694,134 km (0.095 R)
• M4: 1,025,493 km (0.117 R)
• M5: 1,506,899 km (0.066 R)
• M6: 1,815,071 km (0.117 R)
• M7: 2,198,490 km (0.104 R)
• M8: 2,551,092 km (0.091 R)
• M9: 3,013,350 km (0.113 R)
• M10: 3,370,590 km (0.09 R)
• M11: 4,315,151 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288

Radius: 13.9

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.34 AU - 1.74 AU

Year: 1274 Days

Day: 10.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,760,878 km

• M1: 172,935 km (0.116 R)
• M2: 621,130 km (0.106 R)
• M3: 1,075,609 km (0.079 R)
• M4: 1,531,284 km (0.111 R)
• M5: 2,361,253 km (0.071 R)
• M6: 3,714,964 km (0.105 R)
• M7: 4,774,715 km (0.076 R)
• M8: 6,252,144 km (0.109 R)
• M9: 6,873,274 km (0.054 R)
• M10: 7,629,791 km (0.095 R)
• M11: 8,365,214 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.8

Radius: 12.6

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.81 AU - 1.97 AU

Year: 1733 Days

Day: 5.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,760,878 km

• M1: 167,998 km (0.114 R)
• M2: 740,360 km (0.094 R)
• M3: 1,387,520 km (0.074 R)
• M4: 2,926,733 km (0.063 R)
• M5: 4,386,210 km (0.081 R)
• M6: 4,907,109 km (0.11 R)
• M7: 6,804,310 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.8

Radius: 8.3

Gravity: 7.86 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.56 AU - 5.36 AU

Year: 6281 Days

Day: 11 Hours

Environment

Temp: -212 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 65,760,878 km

• M1: 103,522 km (0.073 R)
• M2: 370,404 km (0.106 R)
• M3: 692,788 km (0.07 R)
• M4: 952,190 km (0.118 R)
• M5: 1,615,208 km (0.12 R)
• M6: 2,697,998 km (0.098 R)
• M7: 3,237,148 km (0.071 R)
• M8: 3,823,422 km (0.047 R)
• M9: 5,010,481 km (0.035 R)
• M10: 5,673,499 km (0.084 R)
• M11: 5,948,460 km (0.084 R)
• M12: 7,173,667 km (0.039 R)
• M13: 8,015,454 km (0.035 R)
• M14: 8,440,611 km (0.1 R)
• M15: 8,880,728 km (0.07 R)
• M16: 11,604,756 km (0.089 R)
• M17: 12,814,554 km (0.085 R)
• M18: 13,995,479 km (0.09 R)
• M19: 15,660,803 km (0.077 R)
• M20: 16,572,153 km (0.057 R)
• M21: 17,390,154 km (0.12 R)
• M22: 18,301,056 km (0.098 R)
• M23: 21,665,661 km (0.074 R)
• M24: 23,104,494 km (0.12 R)
• M25: 23,650,227 km (0.105 R)
• M26: 23,965,878 km (0.107 R)
• M27: 26,003,251 km (0.096 R)
• M28: 30,233,730 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.1

Radius: 12.4

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 4.36 AU - 6.02 AU

Year: 7885 Days

Day: 9.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 65,760,878 km

• M1: 154,684 km (0.113 R)
• M2: 694,433 km (0.118 R)
• M3: 1,344,586 km (0.079 R)
• M4: 2,218,088 km (0.055 R)
• M5: 3,011,555 km (0.075 R)
• M6: 3,831,351 km (0.057 R)
• M7: 4,475,819 km (0.05 R)
• M8: 6,552,387 km (0.098 R)
• M9: 7,042,469 km (0.064 R)
• M10: 10,115,509 km (0.045 R)
• M11: 11,891,086 km (0.104 R)
• M12: 14,360,797 km (0.093 R)
• M13: 14,931,513 km (0.03 R)
• M14: 15,385,842 km (0.101 R)
• M15: 16,665,801 km (0.08 R)
• M16: 17,084,376 km (0.085 R)
• M17: 22,416,942 km (0.062 R)
• M18: 23,795,486 km (0.043 R)
• M19: 24,956,366 km (0.108 R)
• M20: 26,248,592 km (0.105 R)
• M21: 26,815,867 km (0.073 R)
• M22: 28,966,037 km (0.103 R)
• M23: 29,470,332 km (0.119 R)
• M24: 31,228,855 km (0.077 R)
• M25: 33,386,056 km (0.067 R)
• M26: 33,940,466 km (0.083 R)
• M27: 38,843,536 km (0.032 R)
• M28: 39,704,172 km (0.069 R)
• M29: 40,829,298 km (0.063 R)
• M30: 41,591,200 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 940.4

Radius: 3

Gravity: 104.49 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 6.72 AU - 10.62 AU

Year: 17024 Days

Day: 24 Hours

Environment

Temp: -223 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 65,760,878 km

• M1: 37,399 km (0.068 R)
• M2: 259,253 km (0.112 R)
• M3: 354,098 km (0.093 R)
• M4: 750,383 km (0.109 R)
• M5: 1,022,501 km (0.058 R)
• M6: 1,126,622 km (0.069 R)
• M7: 1,581,997 km (0.095 R)
• M8: 2,716,249 km (0.092 R)
• M9: 3,021,129 km (0.039 R)
• M10: 4,715,923 km (0.086 R)
• M11: 4,859,537 km (0.084 R)
• M12: 5,117,893 km (0.083 R)
• M13: 7,474,957 km (0.119 R)
• M14: 7,919,113 km (0.105 R)
• M15: 9,469,994 km (0.113 R)
• M16: 9,989,697 km (0.067 R)
• M17: 11,793,249 km (0.089 R)
• M18: 13,440,920 km (0.042 R)
• M19: 13,875,651 km (0.11 R)
• M20: 14,022,556 km (0.098 R)
• M21: 15,235,795 km (0.05 R)
• M22: 18,394,105 km (0.1 R)
• M23: 18,749,999 km (0.029 R)
• M24: 24,118,917 km (0.096 R)
• M25: 26,188,304 km (0.112 R)
• M26: 27,208,412 km (0.114 R)
• M27: 27,670,221 km (0.106 R)
• M28: 29,087,062 km (0.081 R)
• M29: 32,192,564 km (0.03 R)
• M30: 32,579,574 km (0.086 R)
• M31: 34,291,871 km (0.116 R)
• M32: 35,374,960 km (0.118 R)
• M33: 36,620,512 km (0.082 R)
• M34: 37,183,299 km (0.06 R)
• M35: 48,831,139 km (0.106 R)
• M36: 53,736,303 km (0.074 R)
• M37: 59,538,457 km (0.042 R)
• M38: 63,495,171 km (0.084 R)
• M39: 69,968,570 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 556.7

Radius: 5

Gravity: 22.27 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 6.83 AU - 11.05 AU

Year: 17825 Days

Day: 20.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 129.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,760,878 km

• M1: 79,436 km (0.066 R)
• M2: 379,231 km (0.048 R)
• M3: 541,843 km (0.113 R)
• M4: 1,384,229 km (0.106 R)
• M5: 2,076,718 km (0.103 R)
• M6: 2,830,990 km (0.085 R)
• M7: 3,610,545 km (0.105 R)
• M8: 4,111,249 km (0.08 R)
• M9: 4,860,435 km (0.099 R)
• M10: 5,507,446 km (0.088 R)
• M11: 6,291,638 km (0.078 R)
• M12: 7,147,786 km (0.083 R)
• M13: 7,838,928 km (0.112 R)
• M14: 11,293,592 km (0.066 R)
• M15: 14,041,256 km (0.098 R)
• M16: 15,195,703 km (0.107 R)
• M17: 17,446,702 km (0.107 R)
• M18: 22,693,548 km (0.064 R)
• M19: 23,083,251 km (0.079 R)
• M20: 30,762,409 km (0.105 R)
• M21: 39,420,834 km (0.084 R)
• M22: 44,377,610 km (0.119 R)
• M23: 47,797,118 km (0.111 R)
• M24: 52,567,196 km (0.104 R)
• M25: 62,086,707 km (0.083 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: 181 - 15,816 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit