🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.4

Radius: 9.7

Gravity: 8.81 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.57 AU - 0.81 AU

Year: 382 Days

Day: 5.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 42,250,297 km

• M1: 125,513 km (0.056 R)
• M2: 185,950 km (0.099 R)
• M3: 263,741 km (0.084 R)
• M4: 347,815 km (0.075 R)
• M5: 417,976 km (0.079 R)
• M6: 536,159 km (0.092 R)
• M7: 601,982 km (0.108 R)
• M8: 663,018 km (0.108 R)
• M9: 746,793 km (0.11 R)
• M10: 830,119 km (0.057 R)
• M11: 903,721 km (0.048 R)
• M12: 975,229 km (0.099 R)
• M13: 1,048,681 km (0.085 R)
• M14: 1,138,589 km (0.088 R)
• M15: 1,295,966 km (0.088 R)
• M16: 1,387,819 km (0.036 R)
• M17: 1,487,152 km (0.119 R)
• M18: 1,676,693 km (0.082 R)
• M19: 1,743,563 km (0.052 R)
• M20: 1,874,312 km (0.057 R)
• M21: 1,961,228 km (0.041 R)
• M22: 2,097,512 km (0.1 R)
• M23: 2,298,422 km (0.089 R)
• M24: 2,379,354 km (0.087 R)
• M25: 2,518,480 km (0.097 R)
• M26: 2,660,449 km (0.102 R)
• M27: 2,738,987 km (0.083 R)
• M28: 2,918,505 km (0.074 R)
• M29: 3,013,200 km (0.06 R)
• M30: 3,219,645 km (0.046 R)
• M31: 3,310,601 km (0.056 R)
• M32: 3,516,448 km (0.059 R)
• M33: 3,617,426 km (0.091 R)
• M34: 3,697,461 km (0.06 R)
• M35: 3,873,986 km (0.116 R)
• M36: 4,258,603 km (0.095 R)
• M37: 4,350,904 km (0.09 R)
• M38: 4,482,850 km (0.071 R)
• M39: 4,639,778 km (0.12 R)
• M40: 4,798,501 km (0.09 R)
• M41: 4,918,778 km (0.068 R)
• M42: 5,121,334 km (0.114 R)
• M43: 5,219,619 km (0.118 R)
• M44: 5,310,276 km (0.079 R)
• M45: 5,468,101 km (0.072 R)
• M46: 5,619,046 km (0.117 R)
• M47: 5,771,336 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826

Radius: 13.3

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.72 AU - 0.94 AU

Year: 504 Days

Day: 9.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 42,250,297 km

• M1: 175,478 km (0.119 R)
• M2: 305,030 km (0.077 R)
• M3: 400,025 km (0.117 R)
• M4: 491,429 km (0.099 R)
• M5: 592,408 km (0.031 R)
• M6: 680,222 km (0.094 R)
• M7: 805,585 km (0.085 R)
• M8: 999,912 km (0.084 R)
• M9: 1,151,156 km (0.084 R)
• M10: 1,299,258 km (0.077 R)
• M11: 1,390,213 km (0.092 R)
• M12: 1,573,022 km (0.12 R)
• M13: 1,751,492 km (0.082 R)
• M14: 1,840,203 km (0.107 R)
• M15: 1,956,591 km (0.083 R)
• M16: 2,055,624 km (0.094 R)
• M17: 2,176,649 km (0.1 R)
• M18: 2,265,660 km (0.115 R)
• M19: 2,404,935 km (0.058 R)
• M20: 2,518,630 km (0.068 R)
• M21: 2,641,300 km (0.119 R)
• M22: 2,751,404 km (0.118 R)
• M23: 2,840,564 km (0.071 R)
• M24: 2,930,772 km (0.08 R)
• M25: 3,029,506 km (0.096 R)
• M26: 3,144,996 km (0.11 R)
• M27: 3,230,566 km (0.041 R)
• M28: 3,356,527 km (0.06 R)
• M29: 3,540,533 km (0.114 R)
• M30: 3,810,407 km (0.089 R)
• M31: 4,301,388 km (0.107 R)
• M32: 4,528,028 km (0.082 R)
• M33: 4,616,291 km (0.105 R)
• M34: 4,722,954 km (0.084 R)
• M35: 4,902,621 km (0.093 R)
• M36: 4,993,278 km (0.119 R)
• M37: 5,084,532 km (0.093 R)
• M38: 5,315,212 km (0.115 R)
• M39: 5,539,908 km (0.095 R)
• M40: 5,662,878 km (0.114 R)
• M41: 5,989,151 km (0.084 R)
• M42: 6,193,651 km (0.106 R)
• M43: 6,311,534 km (0.072 R)
• M44: 6,619,706 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.1

Radius: 14.4

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.08 AU - 5.56 AU

Year: 7057 Days

Day: 14.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 42,250,297 km

• M1: 188,793 km (0.095 R)
• M2: 385,364 km (0.115 R)
• M3: 983,756 km (0.101 R)
• M4: 1,114,205 km (0.047 R)
• M5: 1,722,769 km (0.073 R)
• M6: 2,148,076 km (0.105 R)
• M7: 2,292,438 km (0.083 R)
• M8: 2,485,120 km (0.062 R)
• M9: 2,652,520 km (0.113 R)
• M10: 3,260,037 km (0.1 R)
• M11: 3,597,230 km (0.112 R)
• M12: 4,034,804 km (0.08 R)
• M13: 4,124,413 km (0.058 R)
• M14: 4,434,081 km (0.101 R)
• M15: 5,018,560 km (0.051 R)
• M16: 5,329,873 km (0.075 R)
• M17: 6,301,810 km (0.029 R)
• M18: 6,448,117 km (0.119 R)
• M19: 6,872,526 km (0.065 R)
• M20: 7,394,024 km (0.079 R)
• M21: 7,504,278 km (0.091 R)
• M22: 7,838,330 km (0.102 R)
• M23: 8,245,835 km (0.103 R)
• M24: 9,010,878 km (0.096 R)
• M25: 9,798,661 km (0.064 R)
• M26: 10,286,798 km (0.116 R)
• M27: 10,808,147 km (0.063 R)
• M28: 10,983,775 km (0.114 R)
• M29: 11,160,450 km (0.107 R)
• M30: 11,721,741 km (0.09 R)
• M31: 12,161,858 km (0.108 R)
• M32: 12,502,193 km (0.112 R)
• M33: 12,739,455 km (0.104 R)
• M34: 13,218,767 km (0.109 R)
• M35: 13,352,956 km (0.064 R)
• M36: 15,930,827 km (0.076 R)
• M37: 17,086,022 km (0.106 R)
• M38: 17,378,934 km (0.093 R)
• M39: 17,496,668 km (0.081 R)
• M40: 17,644,171 km (0.09 R)
• M41: 17,969,995 km (0.105 R)
• M42: 18,627,777 km (0.097 R)
• M43: 19,020,172 km (0.118 R)
• M44: 19,111,128 km (0.072 R)
• M45: 20,244,781 km (0.083 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160.2

Radius: 5.3

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 8.58 AU - 8.82 AU

Year: 17112 Days

Day: 15.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 42,250,297 km

• M1: 96,042 km (0.1 R)
• M2: 185,202 km (0.072 R)
• M3: 253,120 km (0.067 R)
• M4: 655,089 km (0.091 R)
• M5: 863,928 km (0.115 R)
• M6: 1,204,861 km (0.113 R)
• M7: 3,207,229 km (0.029 R)
• M8: 4,038,843 km (0.093 R)
• M9: 4,359,731 km (0.066 R)
• M10: 4,719,065 km (0.069 R)
• M11: 5,025,740 km (0.087 R)
• M12: 5,370,564 km (0.109 R)
• M13: 5,984,214 km (0.117 R)
• M14: 6,249,152 km (0.107 R)
• M15: 7,101,710 km (0.119 R)
• M16: 7,594,934 km (0.12 R)
• M17: 7,702,046 km (0.049 R)
• M18: 7,809,757 km (0.038 R)
• M19: 8,539,944 km (0.084 R)
• M20: 9,253,825 km (0.119 R)
• M21: 10,618,008 km (0.101 R)
• M22: 11,019,230 km (0.107 R)
• M23: 11,140,553 km (0.098 R)
• M24: 11,795,044 km (0.05 R)
• M25: 13,571,668 km (0.114 R)
• M26: 16,712,476 km (0.118 R)
• M27: 18,315,267 km (0.088 R)
• M28: 18,411,010 km (0.054 R)
• M29: 18,603,094 km (0.094 R)
• M30: 18,699,435 km (0.095 R)
• M31: 18,795,776 km (0.118 R)
• M32: 20,610,099 km (0.062 R)
• M33: 22,684,572 km (0.091 R)
• M34: 22,736,034 km (0.025 R)
• M35: 22,942,180 km (0.053 R)
• M36: 23,668,328 km (0.105 R)
• M37: 23,929,526 km (0.103 R)
• M38: 25,784,390 km (0.113 R)
• M39: 28,015,343 km (0.102 R)
• M40: 29,798,998 km (0.093 R)
• M41: 29,911,645 km (0.086 R)
• M42: 32,310,747 km (0.117 R)
• M43: 32,832,993 km (0.072 R)
• M44: 33,826,771 km (0.109 R)
• M45: 39,003,007 km (0.086 R)
• M46: 39,930,813 km (0.098 R)
• M47: 40,491,057 km (0.064 R)
• M48: 41,430,382 km (0.07 R)
• M49: 41,871,247 km (0.117 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 265 - 17,253 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit