🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.64 AU - 0.66 AU

Year: 344 Days

Day: 12.8 Hours

Environment

Temp: -136 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.1

Radius: 12.9

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.95 AU - 1.13 AU

Year: 696 Days

Day: 7 Hours

Environment

Temp: -153 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 28,431,201 km

• M1: 161,715 km (0.107 R)
• M2: 250,277 km (0.113 R)
• M3: 407,056 km (0.111 R)
• M4: 574,157 km (0.108 R)
• M5: 782,546 km (0.086 R)
• M6: 920,625 km (0.074 R)
• M7: 1,078,750 km (0.055 R)
• M8: 1,187,508 km (0.107 R)
• M9: 1,270,385 km (0.112 R)
• M10: 1,392,307 km (0.097 R)
• M11: 1,486,404 km (0.085 R)
• M12: 1,595,910 km (0.1 R)
• M13: 1,927,269 km (0.1 R)
• M14: 2,083,300 km (0.084 R)
• M15: 2,325,499 km (0.089 R)
• M16: 2,453,854 km (0.104 R)
• M17: 2,670,771 km (0.113 R)
• M18: 2,781,623 km (0.086 R)
• M19: 2,999,886 km (0.1 R)
• M20: 3,249,116 km (0.078 R)
• M21: 3,342,166 km (0.031 R)
• M22: 3,574,641 km (0.035 R)
• M23: 3,706,138 km (0.071 R)
• M24: 3,866,058 km (0.053 R)
• M25: 4,046,473 km (0.116 R)
• M26: 4,211,330 km (0.059 R)
• M27: 4,397,130 km (0.115 R)
• M28: 4,491,078 km (0.065 R)
• M29: 4,623,771 km (0.086 R)
• M30: 4,748,087 km (0.104 R)
• M31: 4,922,219 km (0.086 R)
• M32: 5,088,572 km (0.119 R)
• M33: 5,246,846 km (0.06 R)
• M34: 5,396,893 km (0.075 R)
• M35: 5,660,185 km (0.118 R)
• M36: 5,813,972 km (0.112 R)
• M37: 5,948,460 km (0.118 R)
• M38: 6,136,505 km (0.089 R)
• M39: 6,273,387 km (0.068 R)
• M40: 6,464,722 km (0.104 R)
• M41: 6,647,232 km (0.1 R)
• M42: 6,896,911 km (0.11 R)
• M43: 7,416,913 km (0.093 R)
• M44: 7,551,701 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.1

Radius: 14.7

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.93 AU - 1.49 AU

Year: 873 Days

Day: 8.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 28,431,201 km

• M1: 184,155 km (0.106 R)
• M2: 277,055 km (0.083 R)
• M3: 385,663 km (0.113 R)
• M4: 489,634 km (0.082 R)
• M5: 648,806 km (0.099 R)
• M6: 828,922 km (0.112 R)
• M7: 1,121,236 km (0.063 R)
• M8: 1,261,708 km (0.063 R)
• M9: 1,447,958 km (0.117 R)
• M10: 1,548,039 km (0.075 R)
• M11: 1,643,781 km (0.059 R)
• M12: 1,784,104 km (0.115 R)
• M13: 1,899,594 km (0.088 R)
• M14: 2,161,091 km (0.081 R)
• M15: 2,292,587 km (0.105 R)
• M16: 2,490,805 km (0.043 R)
• M17: 2,629,033 km (0.102 R)
• M18: 2,744,822 km (0.053 R)
• M19: 2,981,785 km (0.062 R)
• M20: 3,190,324 km (0.06 R)
• M21: 3,341,119 km (0.096 R)
• M22: 3,467,080 km (0.047 R)
• M23: 3,817,139 km (0.115 R)
• M24: 4,025,230 km (0.078 R)
• M25: 4,120,973 km (0.119 R)
• M26: 4,246,784 km (0.105 R)
• M27: 4,403,264 km (0.072 R)
• M28: 4,681,965 km (0.11 R)
• M29: 5,183,566 km (0.119 R)
• M30: 5,382,831 km (0.079 R)
• M31: 5,478,124 km (0.083 R)
• M32: 5,627,573 km (0.03 R)
• M33: 5,724,213 km (0.099 R)
• M34: 5,875,905 km (0.087 R)
• M35: 6,083,846 km (0.108 R)
• M36: 6,507,059 km (0.093 R)
• M37: 6,654,113 km (0.11 R)
• M38: 6,997,740 km (0.105 R)
• M39: 7,206,578 km (0.027 R)
• M40: 7,335,382 km (0.119 R)
• M41: 7,453,116 km (0.063 R)
• M42: 7,583,266 km (0.098 R)
• M43: 7,762,035 km (0.093 R)
• M44: 7,966,386 km (0.099 R)
• M45: 8,148,297 km (0.096 R)
• M46: 8,257,952 km (0.065 R)

Asteroid Belt

Center: 3.68 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 143.5

Radius: 4.1

Gravity: 8.54 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 5.73 AU - 6.55 AU

Year: 9981 Days

Day: 22.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 28,431,201 km

• M1: 103,073 km (0.056 R)
• M2: 156,479 km (0.088 R)
• M3: 191,186 km (0.071 R)
• M4: 447,447 km (0.118 R)
• M5: 489,185 km (0.114 R)
• M6: 587,920 km (0.119 R)
• M7: 1,044,343 km (0.12 R)
• M8: 1,290,282 km (0.106 R)
• M9: 1,474,437 km (0.111 R)
• M10: 1,569,581 km (0.083 R)
• M11: 1,850,376 km (0.091 R)
• M12: 2,075,371 km (0.112 R)
• M13: 2,309,193 km (0.118 R)
• M14: 2,959,644 km (0.069 R)
• M15: 3,429,531 km (0.11 R)
• M16: 4,121,421 km (0.092 R)
• M17: 5,092,312 km (0.116 R)
• M18: 5,455,535 km (0.094 R)
• M19: 5,578,505 km (0.099 R)
• M20: 6,028,495 km (0.037 R)
• M21: 7,096,474 km (0.029 R)
• M22: 7,203,736 km (0.066 R)
• M23: 7,914,176 km (0.078 R)
• M24: 8,025,477 km (0.062 R)
• M25: 8,137,227 km (0.072 R)
• M26: 8,193,326 km (0.118 R)
• M27: 8,447,343 km (0.057 R)
• M28: 9,312,467 km (0.081 R)
• M29: 9,547,934 km (0.11 R)
• M30: 9,607,175 km (0.095 R)
• M31: 10,054,772 km (0.076 R)
• M32: 10,539,768 km (0.096 R)
• M33: 11,595,481 km (0.075 R)
• M34: 12,425,150 km (0.094 R)
• M35: 13,406,064 km (0.118 R)
• M36: 14,006,549 km (0.093 R)
• M37: 14,310,084 km (0.09 R)
• M38: 15,545,612 km (0.116 R)
• M39: 15,964,935 km (0.114 R)
• M40: 16,672,234 km (0.07 R)
• M41: 16,993,720 km (0.101 R)
• M42: 17,245,343 km (0.117 R)
• M43: 20,092,340 km (0.08 R)
• M44: 20,358,176 km (0.033 R)
• M45: 20,396,323 km (0.073 R)
• M46: 21,124,416 km (0.108 R)
• M47: 22,527,345 km (0.114 R)
• M48: 22,724,515 km (0.084 R)
• M49: 23,240,029 km (0.074 R)
• M50: 23,599,064 km (0.074 R)
• M51: 24,040,527 km (0.098 R)
• M52: 25,545,183 km (0.109 R)
• M53: 25,833,159 km (0.116 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: 391 - 14,956 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit