🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706

Radius: 13.3

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.68 AU - 0.76 AU

Year: 429 Days

Day: 12 Hours

Environment

Temp: -160 °C

Axial Tilt: 129.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 4,741,491 km

• M1: 200,012 km (0.088 R)
• M2: 286,330 km (0.096 R)
• M3: 381,774 km (0.092 R)
• M4: 517,609 km (0.083 R)
• M5: 662,419 km (0.065 R)
• M6: 827,127 km (0.109 R)
• M7: 935,136 km (0.108 R)
• M8: 1,066,782 km (0.104 R)
• M9: 1,171,351 km (0.079 R)
• M10: 1,330,075 km (0.119 R)
• M11: 1,438,234 km (0.1 R)
• M12: 1,533,528 km (0.12 R)
• M13: 1,703,022 km (0.084 R)
• M14: 1,792,930 km (0.096 R)
• M15: 1,913,656 km (0.051 R)
• M16: 2,151,367 km (0.057 R)
• M17: 2,506,961 km (0.045 R)
• M18: 2,590,736 km (0.103 R)
• M19: 2,768,009 km (0.035 R)
• M20: 2,922,245 km (0.097 R)
• M21: 3,044,915 km (0.103 R)
• M22: 3,232,212 km (0.089 R)
• M23: 3,352,189 km (0.084 R)
• M24: 3,473,812 km (0.082 R)
• M25: 3,589,451 km (0.118 R)
• M26: 3,736,057 km (0.101 R)
• M27: 3,847,208 km (0.111 R)
• M28: 4,050,362 km (0.065 R)
• M29: 4,134,137 km (0.118 R)
• M30: 4,256,957 km (0.099 R)
• M31: 4,640,975 km (0.076 R)
• M32: 4,752,874 km (0.068 R)
• M33: 4,881,827 km (0.097 R)
• M34: 5,028,284 km (0.082 R)
• M35: 5,225,753 km (0.059 R)
• M36: 5,434,292 km (0.114 R)
• M37: 5,527,043 km (0.044 R)
• M38: 5,611,715 km (0.109 R)
• M39: 5,731,094 km (0.103 R)
• M40: 5,877,102 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.3

Radius: 12.7

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.67 AU - 0.95 AU

Year: 512 Days

Day: 12.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 4,741,491 km

• M1: 163,660 km (0.088 R)
• M2: 262,395 km (0.116 R)
• M3: 394,639 km (0.082 R)
• M4: 482,304 km (0.112 R)
• M5: 598,990 km (0.114 R)
• M6: 726,896 km (0.079 R)
• M7: 818,151 km (0.077 R)
• M8: 903,870 km (0.109 R)
• M9: 1,059,751 km (0.115 R)
• M10: 1,149,211 km (0.088 R)
• M11: 1,342,192 km (0.083 R)
• M12: 1,440,029 km (0.039 R)
• M13: 1,546,393 km (0.077 R)
• M14: 1,972,598 km (0.1 R)
• M15: 2,152,115 km (0.096 R)
• M16: 2,392,968 km (0.032 R)
• M17: 2,506,213 km (0.116 R)
• M18: 2,671,968 km (0.06 R)
• M19: 2,767,411 km (0.095 R)
• M20: 2,849,091 km (0.045 R)
• M21: 3,184,041 km (0.049 R)
• M22: 3,419,807 km (0.076 R)
• M23: 3,661,258 km (0.054 R)
• M24: 3,792,456 km (0.12 R)
• M25: 3,883,561 km (0.093 R)
• M26: 3,967,036 km (0.099 R)
• M27: 4,127,405 km (0.057 R)
• M28: 4,229,730 km (0.064 R)
• M29: 4,358,833 km (0.048 R)
• M30: 4,718,766 km (0.089 R)
• M31: 4,897,834 km (0.102 R)
• M32: 4,988,191 km (0.095 R)
• M33: 5,088,272 km (0.087 R)
• M34: 5,281,254 km (0.066 R)
• M35: 5,411,254 km (0.109 R)
• M36: 5,495,328 km (0.097 R)
• M37: 5,589,425 km (0.058 R)
• M38: 5,721,969 km (0.11 R)
• M39: 6,361,051 km (0.104 R)
• M40: 6,440,039 km (0.073 R)
• M41: 6,569,142 km (0.075 R)
• M42: 6,689,119 km (0.026 R)
• M43: 6,819,868 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.2

Radius: 12.1

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.96 AU - 0.96 AU

Year: 661 Days

Day: 12.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 4,741,491 km

• M1: 208,240 km (0.112 R)
• M2: 290,669 km (0.12 R)
• M3: 414,984 km (0.117 R)
• M4: 527,033 km (0.112 R)
• M5: 612,902 km (0.03 R)
• M6: 736,321 km (0.076 R)
• M7: 893,698 km (0.033 R)
• M8: 989,740 km (0.043 R)
• M9: 1,068,278 km (0.07 R)
• M10: 1,182,122 km (0.053 R)
• M11: 1,306,139 km (0.109 R)
• M12: 1,381,536 km (0.078 R)
• M13: 1,476,531 km (0.115 R)
• M14: 1,598,453 km (0.05 R)
• M15: 1,768,696 km (0.098 R)
• M16: 1,852,919 km (0.084 R)
• M17: 1,931,907 km (0.11 R)
• M18: 2,072,978 km (0.115 R)
• M19: 2,408,526 km (0.095 R)
• M20: 2,516,984 km (0.05 R)
• M21: 3,092,038 km (0.079 R)
• M22: 3,607,553 km (0.12 R)
• M23: 3,791,109 km (0.117 R)
• M24: 3,884,010 km (0.112 R)
• M25: 3,960,604 km (0.097 R)
• M26: 4,089,557 km (0.089 R)
• M27: 4,167,497 km (0.118 R)
• M28: 4,316,198 km (0.119 R)
• M29: 4,431,239 km (0.115 R)
• M30: 4,818,697 km (0.084 R)
• M31: 4,901,275 km (0.096 R)
• M32: 5,039,803 km (0.081 R)
• M33: 5,142,277 km (0.11 R)
• M34: 5,330,322 km (0.083 R)
• M35: 5,492,037 km (0.101 R)
• M36: 5,674,846 km (0.1 R)
• M37: 5,830,278 km (0.107 R)
• M38: 5,908,518 km (0.067 R)
• M39: 6,016,677 km (0.111 R)
• M40: 6,125,434 km (0.043 R)
• M41: 6,275,032 km (0.085 R)
• M42: 6,506,610 km (0.102 R)
• M43: 6,812,986 km (0.055 R)
• M44: 6,947,176 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93

Radius: 9

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.87 AU - 1.39 AU

Year: 844 Days

Day: 5.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 4,741,491 km

• M1: 120,426 km (0.089 R)
• M2: 183,407 km (0.047 R)
• M3: 271,670 km (0.045 R)
• M4: 333,902 km (0.109 R)
• M5: 397,182 km (0.107 R)
• M6: 474,375 km (0.08 R)
• M7: 560,693 km (0.115 R)
• M8: 642,672 km (0.071 R)
• M9: 718,668 km (0.038 R)
• M10: 812,616 km (0.094 R)
• M11: 1,116,150 km (0.073 R)
• M12: 1,192,145 km (0.102 R)
• M13: 1,327,382 km (0.116 R)
• M14: 1,472,342 km (0.094 R)
• M15: 1,627,475 km (0.097 R)
• M16: 1,699,881 km (0.114 R)
• M17: 1,768,396 km (0.114 R)
• M18: 1,898,247 km (0.062 R)
• M19: 1,995,187 km (0.059 R)
• M20: 2,067,592 km (0.071 R)
• M21: 2,151,517 km (0.098 R)
• M22: 2,247,409 km (0.093 R)
• M23: 2,404,935 km (0.11 R)
• M24: 2,482,277 km (0.114 R)
• M25: 2,582,957 km (0.108 R)
• M26: 2,690,817 km (0.11 R)
• M27: 2,765,466 km (0.078 R)
• M28: 2,899,207 km (0.06 R)
• M29: 3,011,256 km (0.109 R)
• M30: 3,106,849 km (0.119 R)
• M31: 3,167,137 km (0.083 R)
• M32: 3,430,728 km (0.077 R)
• M33: 3,555,792 km (0.105 R)
• M34: 3,746,379 km (0.086 R)
• M35: 3,836,437 km (0.097 R)
• M36: 3,972,871 km (0.08 R)
• M37: 4,058,141 km (0.105 R)
• M38: 4,163,907 km (0.093 R)
• M39: 4,243,942 km (0.11 R)
• M40: 4,364,817 km (0.116 R)
• M41: 4,466,544 km (0.06 R)
• M42: 4,569,018 km (0.101 R)
• M43: 4,706,798 km (0.115 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: 279 - 17,814 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit