🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.69 AU - 0.71 AU

Year: 209 Days

Day: 40.4 Hours

Environment

Temp: 136 °C

Axial Tilt: 9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.67 AU - 0.95 AU

Year: 260 Days

Day: 39.4 Hours

Environment

Temp: 107 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.2 AU - 1.78 AU

Year: 648 Days

Day: 33.3 Hours

Environment

Temp: -14 °C

Axial Tilt: 10.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 21,899,446 km

• M1: 951,891 km (0.082 R)

Planet 4 - Terrestrial

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.76 AU - 5.5 AU

Year: 4142 Days

Day: 18.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,899,446 km

• M1: 2,891,727 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.5

Radius: 11.2

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 5.02 AU - 5.92 AU

Year: 4560 Days

Day: 14.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 21,899,446 km

• M1: 140,173 km (0.069 R)
• M2: 243,246 km (0.06 R)
• M3: 407,355 km (0.119 R)
• M4: 555,307 km (0.076 R)
• M5: 679,773 km (0.093 R)
• M6: 768,484 km (0.04 R)
• M7: 849,716 km (0.102 R)
• M8: 1,138,739 km (0.106 R)
• M9: 1,473,539 km (0.078 R)
• M10: 1,562,101 km (0.119 R)
• M11: 2,032,586 km (0.081 R)
• M12: 2,249,802 km (0.069 R)
• M13: 2,422,289 km (0.068 R)
• M14: 2,725,673 km (0.104 R)
• M15: 2,928,678 km (0.108 R)
• M16: 3,041,474 km (0.095 R)
• M17: 3,213,512 km (0.074 R)
• M18: 3,369,094 km (0.068 R)
• M19: 3,447,932 km (0.057 R)
• M20: 4,902,023 km (0.097 R)
• M21: 5,104,429 km (0.092 R)
• M22: 5,610,668 km (0.077 R)
• M23: 5,846,135 km (0.042 R)
• M24: 6,181,234 km (0.111 R)
• M25: 6,596,817 km (0.084 R)
• M26: 6,820,466 km (0.101 R)
• M27: 6,970,962 km (0.116 R)
• M28: 7,173,367 km (0.079 R)
• M29: 7,976,110 km (0.066 R)
• M30: 8,971,235 km (0.086 R)
• M31: 9,163,917 km (0.118 R)
• M32: 9,274,619 km (0.102 R)
• M33: 9,413,596 km (0.05 R)
• M34: 9,750,191 km (0.047 R)
• M35: 9,863,287 km (0.044 R)
• M36: 10,320,009 km (0.096 R)
• M37: 10,521,966 km (0.099 R)
• M38: 10,608,883 km (0.091 R)
• M39: 11,521,579 km (0.03 R)
• M40: 11,701,097 km (0.082 R)
• M41: 11,791,155 km (0.087 R)
• M42: 13,046,131 km (0.087 R)
• M43: 13,295,960 km (0.089 R)
• M44: 13,578,849 km (0.063 R)
• M45: 14,182,626 km (0.106 R)
• M46: 14,407,322 km (0.052 R)
• M47: 14,730,454 km (0.115 R)
• M48: 14,827,842 km (0.113 R)
• M49: 14,925,380 km (0.12 R)
• M50: 15,186,727 km (0.055 R)
• M51: 15,383,747 km (0.11 R)
• M52: 15,647,638 km (0.117 R)
• M53: 15,979,745 km (0.089 R)
• M54: 16,280,587 km (0.119 R)
• M55: 16,583,373 km (0.061 R)
• M56: 16,887,954 km (0.078 R)
• M57: 17,023,938 km (0.069 R)
• M58: 17,399,878 km (0.092 R)
• M59: 18,264,254 km (0.059 R)
• M60: 19,213,453 km (0.102 R)
• M61: 19,319,817 km (0.11 R)
• M62: 19,890,982 km (0.104 R)
• M63: 21,013,265 km (0.098 R)
• M64: 21,122,920 km (0.104 R)
• M65: 21,269,526 km (0.086 R)
• M66: 21,600,586 km (0.075 R)
• M67: 22,007,492 km (0.072 R)
• M68: 22,603,789 km (0.116 R)
• M69: 22,866,483 km (0.063 R)
• M70: 23,508,408 km (0.091 R)
• M71: 23,736,395 km (0.104 R)
• M72: 24,156,316 km (0.114 R)
• M73: 25,547,576 km (0.087 R)
• M74: 25,703,757 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.6

Radius: 10.5

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.81 AU - 6.69 AU

Year: 5569 Days

Day: 10.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 21,899,446 km

• M1: 196,871 km (0.09 R)
• M2: 381,325 km (0.092 R)
• M3: 651,050 km (0.069 R)
• M4: 808,726 km (0.088 R)
• M5: 935,585 km (0.112 R)
• M6: 1,283,101 km (0.044 R)
• M7: 1,407,866 km (0.097 R)
• M8: 1,765,404 km (0.115 R)
• M9: 2,136,407 km (0.112 R)
• M10: 2,453,854 km (0.112 R)
• M11: 2,594,625 km (0.087 R)
• M12: 2,754,246 km (0.094 R)
• M13: 2,851,635 km (0.097 R)
• M14: 2,950,220 km (0.088 R)
• M15: 3,033,246 km (0.054 R)
• M16: 3,201,694 km (0.057 R)
• M17: 3,373,133 km (0.105 R)
• M18: 3,442,696 km (0.071 R)
• M19: 3,636,275 km (0.045 R)
• M20: 3,725,436 km (0.08 R)
• M21: 4,313,655 km (0.103 R)
• M22: 4,389,351 km (0.115 R)
• M23: 4,676,729 km (0.082 R)
• M24: 4,793,565 km (0.09 R)
• M25: 4,911,298 km (0.1 R)
• M26: 5,229,942 km (0.052 R)
• M27: 5,371,461 km (0.051 R)
• M28: 5,473,337 km (0.1 R)
• M29: 5,887,424 km (0.09 R)
• M30: 6,505,712 km (0.107 R)
• M31: 6,767,808 km (0.072 R)
• M32: 7,257,142 km (0.116 R)
• M33: 7,392,528 km (0.105 R)
• M34: 7,506,073 km (0.12 R)
• M35: 7,711,920 km (0.11 R)
• M36: 7,803,923 km (0.117 R)
• M37: 7,919,562 km (0.106 R)
• M38: 8,059,136 km (0.035 R)
• M39: 8,293,407 km (0.106 R)
• M40: 8,792,914 km (0.085 R)
• M41: 9,228,693 km (0.119 R)
• M42: 9,400,132 km (0.047 R)
• M43: 9,572,618 km (0.118 R)
• M44: 9,970,848 km (0.068 R)
• M45: 10,273,185 km (0.102 R)
• M46: 10,527,352 km (0.084 R)
• M47: 10,706,570 km (0.085 R)
• M48: 11,197,999 km (0.117 R)
• M49: 11,723,237 km (0.047 R)
• M50: 12,607,510 km (0.11 R)
• M51: 13,791,876 km (0.083 R)
• M52: 14,639,049 km (0.089 R)
• M53: 15,386,889 km (0.072 R)
• M54: 16,561,681 km (0.107 R)
• M55: 16,889,899 km (0.113 R)
• M56: 17,099,785 km (0.065 R)
• M57: 17,461,662 km (0.086 R)
• M58: 17,704,310 km (0.115 R)
• M59: 18,315,866 km (0.068 R)
• M60: 18,748,204 km (0.073 R)
• M61: 18,841,253 km (0.06 R)
• M62: 19,090,184 km (0.114 R)
• M63: 19,559,772 km (0.028 R)
• M64: 19,843,410 km (0.056 R)
• M65: 20,096,679 km (0.046 R)
• M66: 20,927,246 km (0.103 R)
• M67: 21,217,316 km (0.081 R)
• M68: 21,314,405 km (0.053 R)
• M69: 21,671,346 km (0.11 R)
• M70: 21,834,108 km (0.052 R)

Kuiper Belt

Range: 30.8 - 47.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 18,643 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit