🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.3

Radius: 9.8

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.59 AU - 2.53 AU

Year: 1940 Days

Day: 14.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,610,733 km

• M1: 121,922 km (0.091 R)
• M2: 427,700 km (0.099 R)
• M3: 809,923 km (0.089 R)
• M4: 1,181,973 km (0.11 R)
• M5: 1,607,130 km (0.054 R)
• M6: 2,540,321 km (0.046 R)
• M7: 3,046,411 km (0.116 R)
• M8: 3,530,061 km (0.09 R)
• M9: 3,892,985 km (0.063 R)
• M10: 4,443,206 km (0.088 R)
• M11: 4,955,280 km (0.08 R)
• M12: 5,271,829 km (0.106 R)
• M13: 6,303,905 km (0.074 R)
• M14: 6,703,481 km (0.075 R)
• M15: 7,320,123 km (0.112 R)
• M16: 7,792,104 km (0.116 R)
• M17: 9,501,559 km (0.083 R)
• M18: 9,992,091 km (0.045 R)
• M19: 10,872,175 km (0.095 R)
• M20: 12,165,748 km (0.118 R)
• M21: 15,578,225 km (0.095 R)
• M22: 16,409,540 km (0.057 R)
• M23: 17,218,715 km (0.028 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.8

Radius: 13.6

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.82 AU - 2.96 AU

Year: 2424 Days

Day: 11.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,610,733 km

• M1: 169,195 km (0.115 R)
• M2: 667,954 km (0.069 R)
• M3: 1,354,010 km (0.094 R)
• M4: 2,424,981 km (0.063 R)
• M5: 3,020,531 km (0.116 R)
• M6: 3,550,107 km (0.105 R)
• M7: 4,267,429 km (0.115 R)
• M8: 4,837,696 km (0.108 R)
• M9: 5,993,040 km (0.029 R)
• M10: 6,710,212 km (0.104 R)
• M11: 7,948,584 km (0.07 R)
• M12: 8,519,599 km (0.086 R)
• M13: 9,776,370 km (0.109 R)
• M14: 10,601,403 km (0.038 R)
• M15: 11,507,966 km (0.07 R)
• M16: 12,503,540 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493

Radius: 13.1

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.92 AU - 4.76 AU

Year: 5931 Days

Day: 12.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,610,733 km

• M1: 169,794 km (0.112 R)
• M2: 595,699 km (0.058 R)
• M3: 1,444,966 km (0.08 R)
• M4: 2,021,666 km (0.086 R)
• M5: 2,577,721 km (0.09 R)
• M6: 4,234,817 km (0.113 R)
• M7: 4,729,836 km (0.106 R)
• M8: 6,108,679 km (0.105 R)
• M9: 7,812,749 km (0.075 R)
• M10: 8,716,320 km (0.075 R)
• M11: 9,274,769 km (0.071 R)
• M12: 10,331,678 km (0.107 R)
• M13: 11,280,278 km (0.116 R)
• M14: 11,992,663 km (0.098 R)
• M15: 13,402,772 km (0.077 R)
• M16: 14,256,677 km (0.056 R)
• M17: 14,864,643 km (0.113 R)
• M18: 15,838,076 km (0.085 R)
• M19: 17,037,103 km (0.108 R)
• M20: 19,751,108 km (0.108 R)
• M21: 20,299,085 km (0.071 R)
• M22: 24,737,354 km (0.051 R)
• M23: 26,267,741 km (0.094 R)
• M24: 28,376,472 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.2

Radius: 9.1

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.37 AU - 5.95 AU

Year: 8834 Days

Day: 13.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,610,733 km

• M1: 133,591 km (0.073 R)
• M2: 473,178 km (0.118 R)
• M3: 992,731 km (0.069 R)
• M4: 2,162,736 km (0.106 R)
• M5: 3,218,748 km (0.069 R)
• M6: 4,469,386 km (0.113 R)
• M7: 4,827,224 km (0.091 R)
• M8: 6,834,977 km (0.039 R)
• M9: 8,842,581 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 923.6

Radius: 3.5

Gravity: 75.4 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 6.34 AU - 8.36 AU

Year: 13072 Days

Day: 19.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 67,610,733 km

• M1: 43,533 km (0.12 R)
• M2: 202,705 km (0.117 R)
• M3: 565,031 km (0.087 R)
• M4: 1,261,260 km (0.072 R)
• M5: 1,964,968 km (0.082 R)
• M6: 2,255,637 km (0.12 R)
• M7: 2,574,280 km (0.066 R)
• M8: 3,883,561 km (0.078 R)
• M9: 4,865,820 km (0.097 R)
• M10: 5,693,994 km (0.075 R)
• M11: 6,081,752 km (0.104 R)
• M12: 6,201,430 km (0.091 R)
• M13: 6,780,972 km (0.076 R)
• M14: 7,486,476 km (0.038 R)
• M15: 8,735,319 km (0.102 R)
• M16: 10,116,556 km (0.118 R)
• M17: 11,213,408 km (0.049 R)
• M18: 13,777,066 km (0.088 R)
• M19: 14,053,074 km (0.063 R)
• M20: 14,262,511 km (0.042 R)
• M21: 14,616,310 km (0.055 R)
• M22: 14,975,794 km (0.043 R)
• M23: 15,712,414 km (0.086 R)
• M24: 16,627,953 km (0.115 R)
• M25: 18,149,214 km (0.064 R)
• M26: 18,480,872 km (0.107 R)
• M27: 22,211,544 km (0.113 R)
• M28: 22,495,780 km (0.117 R)
• M29: 24,252,059 km (0.098 R)
• M30: 28,034,940 km (0.031 R)
• M31: 28,925,795 km (0.107 R)
• M32: 36,086,746 km (0.099 R)
• M33: 38,349,863 km (0.082 R)
• M34: 39,585,392 km (0.117 R)
• M35: 40,143,093 km (0.109 R)
• M36: 41,416,619 km (0.109 R)
• M37: 45,856,535 km (0.076 R)
• M38: 47,247,795 km (0.109 R)
• M39: 51,755,927 km (0.087 R)
• M40: 52,088,483 km (0.073 R)
• M41: 58,320,580 km (0.114 R)
• M42: 58,680,812 km (0.032 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 393.7

Radius: 3.6

Gravity: 30.38 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 10.4 AU - 10.46 AU

Year: 22097 Days

Day: 17.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 67,610,733 km

• M1: 44,730 km (0.077 R)
• M2: 183,108 km (0.08 R)
• M3: 553,512 km (0.046 R)
• M4: 716,275 km (0.108 R)
• M5: 1,330,823 km (0.072 R)
• M6: 2,096,764 km (0.096 R)
• M7: 2,300,516 km (0.059 R)
• M8: 2,494,993 km (0.105 R)
• M9: 3,781,535 km (0.092 R)
• M10: 4,208,786 km (0.106 R)
• M11: 4,633,644 km (0.091 R)
• M12: 4,979,365 km (0.051 R)
• M13: 5,231,587 km (0.089 R)
• M14: 7,658,065 km (0.05 R)
• M15: 9,007,437 km (0.118 R)
• M16: 9,435,886 km (0.072 R)
• M17: 10,922,141 km (0.101 R)
• M18: 11,658,012 km (0.096 R)
• M19: 12,231,122 km (0.103 R)
• M20: 12,623,517 km (0.114 R)
• M21: 15,006,910 km (0.086 R)
• M22: 15,532,298 km (0.082 R)
• M23: 17,426,806 km (0.115 R)
• M24: 17,756,818 km (0.096 R)
• M25: 19,558,126 km (0.111 R)
• M26: 20,732,320 km (0.083 R)
• M27: 27,424,132 km (0.108 R)
• M28: 29,939,321 km (0.069 R)
• M29: 34,122,227 km (0.113 R)
• M30: 34,508,938 km (0.104 R)
• M31: 36,486,621 km (0.081 R)
• M32: 39,948,466 km (0.065 R)
• M33: 48,809,447 km (0.091 R)
• M34: 51,296,960 km (0.099 R)
• M35: 51,804,396 km (0.055 R)
• M36: 53,693,668 km (0.054 R)
• M37: 55,096,148 km (0.084 R)
• M38: 57,609,093 km (0.099 R)
• M39: 58,524,632 km (0.036 R)
• M40: 60,761,718 km (0.112 R)
• M41: 62,092,691 km (0.09 R)
• M42: 64,223,114 km (0.052 R)
• M43: 67,004,437 km (0.082 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 264 - 11,990 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit