🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.06 AU - 1.46 AU

Year: 519 Days

Day: 45.3 Hours

Environment

Temp: -0 °C

Axial Tilt: 127.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 87,594,115 km

• M1: 65,225 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.73 AU - 2.61 AU

Year: 1173 Days

Day: 30.8 Hours

Environment

Temp: -79 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.5

Radius: 8.3

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 5.92 AU - 9.8 AU

Year: 8089 Days

Day: 9 Hours

Environment

Temp: -163 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 87,594,115 km

• M1: 103,372 km (0.1 R)
• M2: 474,973 km (0.119 R)
• M3: 1,048,382 km (0.047 R)
• M4: 1,918,742 km (0.099 R)
• M5: 2,693,061 km (0.066 R)
• M6: 3,098,022 km (0.114 R)
• M7: 3,733,065 km (0.097 R)
• M8: 4,211,330 km (0.03 R)
• M9: 5,229,493 km (0.081 R)
• M10: 5,602,889 km (0.102 R)
• M11: 6,299,267 km (0.085 R)
• M12: 6,686,426 km (0.106 R)
• M13: 7,625,602 km (0.066 R)
• M14: 8,564,777 km (0.076 R)
• M15: 10,475,890 km (0.095 R)
• M16: 10,869,781 km (0.076 R)
• M17: 12,057,289 km (0.067 R)
• M18: 12,821,286 km (0.063 R)
• M19: 13,559,252 km (0.038 R)
• M20: 14,688,267 km (0.093 R)
• M21: 16,997,310 km (0.1 R)
• M22: 17,404,366 km (0.116 R)
• M23: 18,238,075 km (0.058 R)
• M24: 22,974,194 km (0.088 R)
• M25: 23,388,580 km (0.083 R)
• M26: 25,712,583 km (0.109 R)
• M27: 27,344,845 km (0.11 R)
• M28: 30,814,319 km (0.104 R)
• M29: 36,664,942 km (0.089 R)
• M30: 39,081,097 km (0.044 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 639.3

Radius: 3.4

Gravity: 55.3 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 13.14 AU - 20.34 AU

Year: 25142 Days

Day: 21.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 87,594,115 km

• M1: 42,336 km (0.05 R)
• M2: 151,393 km (0.113 R)
• M3: 514,168 km (0.117 R)
• M4: 1,137,393 km (0.077 R)
• M5: 1,362,687 km (0.091 R)
• M6: 1,617,153 km (0.109 R)
• M7: 3,444,790 km (0.08 R)
• M8: 3,754,009 km (0.069 R)
• M9: 4,755,118 km (0.116 R)
• M10: 6,052,431 km (0.105 R)
• M11: 6,364,791 km (0.052 R)
• M12: 10,164,876 km (0.105 R)
• M13: 10,478,583 km (0.109 R)
• M14: 13,825,835 km (0.113 R)
• M15: 14,288,691 km (0.116 R)
• M16: 20,574,494 km (0.104 R)
• M17: 21,380,827 km (0.07 R)
• M18: 25,385,861 km (0.092 R)
• M19: 31,420,789 km (0.096 R)
• M20: 32,624,004 km (0.096 R)
• M21: 33,168,541 km (0.103 R)
• M22: 35,694,202 km (0.028 R)
• M23: 36,417,806 km (0.086 R)
• M24: 39,563,999 km (0.063 R)
• M25: 41,918,969 km (0.092 R)
• M26: 51,903,879 km (0.084 R)
• M27: 52,459,485 km (0.063 R)
• M28: 53,019,131 km (0.069 R)
• M29: 53,394,472 km (0.087 R)
• M30: 53,771,459 km (0.116 R)
• M31: 54,340,379 km (0.099 R)
• M32: 58,235,908 km (0.075 R)
• M33: 59,844,833 km (0.078 R)
• M34: 62,522,186 km (0.092 R)
• M35: 65,925,687 km (0.078 R)
• M36: 67,672,691 km (0.077 R)
• M37: 75,442,655 km (0.04 R)
• M38: 76,394,097 km (0.048 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 958.3

Radius: 7.4

Gravity: 17.5 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 16.48 AU - 22.3 AU

Year: 31343 Days

Day: 24.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 87,594,115 km

• M1: 175,628 km (0.085 R)
• M2: 441,763 km (0.077 R)
• M3: 866,620 km (0.052 R)
• M4: 1,248,095 km (0.117 R)
• M5: 2,179,043 km (0.101 R)
• M6: 3,283,374 km (0.114 R)
• M7: 4,252,469 km (0.117 R)
• M8: 4,640,975 km (0.077 R)
• M9: 7,108,741 km (0.079 R)
• M10: 7,883,658 km (0.051 R)
• M11: 8,351,002 km (0.087 R)
• M12: 15,043,113 km (0.031 R)
• M13: 21,004,139 km (0.093 R)
• M14: 24,257,744 km (0.076 R)
• M15: 30,590,670 km (0.097 R)
• M16: 31,019,567 km (0.087 R)
• M17: 54,324,672 km (0.107 R)
• M18: 54,743,396 km (0.092 R)
• M19: 61,967,926 km (0.117 R)
• M20: 63,578,048 km (0.041 R)
• M21: 66,881,468 km (0.037 R)
• M22: 70,546,017 km (0.107 R)
• M23: 90,595,274 km (0.11 R)
• M24: 98,141,888 km (0.066 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 407

Radius: 3.5

Gravity: 33.22 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 16.08 AU - 23.28 AU

Year: 32049 Days

Day: 19.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 87,594,115 km

• M1: 44,730 km (0.116 R)
• M2: 169,794 km (0.106 R)
• M3: 489,035 km (0.09 R)
• M4: 901,626 km (0.077 R)
• M5: 1,478,177 km (0.1 R)
• M6: 1,747,752 km (0.031 R)
• M7: 6,669,971 km (0.04 R)
• M8: 9,969,950 km (0.099 R)
• M9: 11,725,631 km (0.044 R)
• M10: 13,450,195 km (0.079 R)
• M11: 14,849,384 km (0.051 R)
• M12: 15,918,261 km (0.119 R)
• M13: 16,257,249 km (0.069 R)
• M14: 17,842,388 km (0.098 R)
• M15: 18,766,006 km (0.077 R)
• M16: 19,721,039 km (0.1 R)
• M17: 24,985,836 km (0.112 R)
• M18: 25,558,796 km (0.078 R)
• M19: 26,140,433 km (0.072 R)
• M20: 27,815,779 km (0.053 R)
• M21: 28,929,984 km (0.078 R)
• M22: 29,434,428 km (0.103 R)
• M23: 29,816,651 km (0.042 R)
• M24: 29,944,856 km (0.105 R)
• M25: 30,461,118 km (0.039 R)
• M26: 31,378,901 km (0.095 R)
• M27: 34,806,787 km (0.05 R)
• M28: 36,831,445 km (0.118 R)
• M29: 38,780,406 km (0.106 R)
• M30: 39,857,809 km (0.043 R)
• M31: 40,169,123 km (0.105 R)
• M32: 41,431,280 km (0.089 R)
• M33: 47,963,770 km (0.112 R)
• M34: 51,197,328 km (0.118 R)
• M35: 57,497,343 km (0.115 R)
• M36: 66,892,987 km (0.118 R)
• M37: 70,238,594 km (0.091 R)
• M38: 72,529,835 km (0.107 R)
• M39: 85,509,694 km (0.115 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 17,344 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit