🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.6 AU - 0.62 AU

Year: 214 Days

Day: 29.8 Hours

Environment

Temp: -17 °C

Axial Tilt: 25.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.87 AU - 1.95 AU

Year: 1187 Days

Day: 19.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.2

Radius: 8.4

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 4.63 AU - 4.79 AU

Year: 4596 Days

Day: 6.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 93,637,202 km

• M1: 113,844 km (0.035 R)
• M2: 179,667 km (0.092 R)
• M3: 324,029 km (0.084 R)
• M4: 387,309 km (0.118 R)
• M5: 455,526 km (0.101 R)
• M6: 520,301 km (0.115 R)
• M7: 697,276 km (0.107 R)
• M8: 773,720 km (0.111 R)
• M9: 863,329 km (0.066 R)
• M10: 1,064,389 km (0.086 R)
• M11: 1,119,890 km (0.068 R)
• M12: 1,187,807 km (0.09 R)
• M13: 1,257,221 km (0.106 R)
• M14: 1,548,637 km (0.084 R)
• M15: 2,108,732 km (0.086 R)
• M16: 2,236,488 km (0.098 R)
• M17: 2,294,083 km (0.104 R)
• M18: 2,366,788 km (0.088 R)
• M19: 2,484,821 km (0.111 R)
• M20: 2,544,660 km (0.053 R)
• M21: 3,120,163 km (0.08 R)
• M22: 3,184,789 km (0.12 R)
• M23: 3,299,082 km (0.113 R)
• M24: 3,581,971 km (0.107 R)
• M25: 4,012,514 km (0.108 R)
• M26: 4,065,173 km (0.086 R)
• M27: 4,260,697 km (0.065 R)
• M28: 4,495,865 km (0.093 R)
• M29: 5,111,460 km (0.1 R)
• M30: 5,477,975 km (0.105 R)
• M31: 5,556,215 km (0.109 R)
• M32: 5,933,052 km (0.083 R)
• M33: 5,993,339 km (0.057 R)
• M34: 6,094,168 km (0.064 R)
• M35: 6,607,140 km (0.093 R)
• M36: 7,478,248 km (0.111 R)
• M37: 7,871,990 km (0.073 R)
• M38: 8,026,973 km (0.075 R)
• M39: 8,657,079 km (0.108 R)
• M40: 8,885,964 km (0.088 R)
• M41: 9,373,055 km (0.074 R)
• M42: 9,443,366 km (0.041 R)
• M43: 9,631,709 km (0.066 R)
• M44: 10,204,220 km (0.086 R)
• M45: 10,349,031 km (0.074 R)
• M46: 10,421,736 km (0.041 R)
• M47: 10,714,199 km (0.064 R)
• M48: 11,083,557 km (0.032 R)
• M49: 11,232,556 km (0.091 R)
• M50: 11,357,171 km (0.102 R)
• M51: 11,632,880 km (0.05 R)
• M52: 11,809,555 km (0.061 R)
• M53: 11,910,833 km (0.091 R)
• M54: 12,037,991 km (0.109 R)
• M55: 12,216,611 km (0.099 R)
• M56: 12,319,085 km (0.116 R)
• M57: 12,396,278 km (0.109 R)
• M58: 12,473,470 km (0.052 R)
• M59: 12,602,573 km (0.119 R)
• M60: 13,070,815 km (0.072 R)
• M61: 13,386,167 km (0.085 R)
• M62: 13,465,454 km (0.103 R)
• M63: 13,518,412 km (0.093 R)
• M64: 13,677,584 km (0.085 R)
• M65: 13,810,726 km (0.07 R)
• M66: 13,997,723 km (0.06 R)
• M67: 14,158,840 km (0.076 R)
• M68: 14,374,411 km (0.106 R)
• M69: 14,536,874 km (0.111 R)
• M70: 14,591,178 km (0.077 R)
• M71: 14,890,972 km (0.115 R)
• M72: 15,607,695 km (0.091 R)
• M73: 15,802,621 km (0.091 R)
• M74: 16,363,913 km (0.079 R)
• M75: 16,675,375 km (0.096 R)
• M76: 16,817,643 km (0.067 R)
• M77: 17,419,475 km (0.109 R)
• M78: 17,853,608 km (0.035 R)
• M79: 17,969,995 km (0.108 R)
• M80: 18,086,682 km (0.089 R)
• M81: 18,467,558 km (0.103 R)
• M82: 18,703,175 km (0.091 R)
• M83: 19,028,849 km (0.106 R)
• M84: 19,326,549 km (0.085 R)
• M85: 19,505,917 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606.5

Radius: 3.6

Gravity: 46.8 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 12.21 AU - 19.97 AU

Year: 29017 Days

Day: 15.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 93,637,202 km

• M1: 631,602 km (0.105 R)
• M2: 998,416 km (0.076 R)
• M3: 1,029,084 km (0.108 R)
• M4: 1,091,167 km (0.037 R)
• M5: 1,778,120 km (0.11 R)
• M6: 1,852,919 km (0.086 R)
• M7: 2,083,599 km (0.117 R)
• M8: 2,282,714 km (0.118 R)
• M9: 2,323,255 km (0.096 R)
• M10: 2,699,194 km (0.091 R)
• M11: 2,742,129 km (0.112 R)
• M12: 3,274,697 km (0.092 R)
• M13: 3,742,490 km (0.053 R)
• M14: 4,230,777 km (0.071 R)
• M15: 4,533,264 km (0.116 R)
• M16: 4,790,722 km (0.094 R)
• M17: 5,645,973 km (0.074 R)
• M18: 5,978,679 km (0.087 R)
• M19: 6,147,276 km (0.073 R)
• M20: 6,260,671 km (0.101 R)
• M21: 7,014,195 km (0.053 R)
• M22: 7,371,585 km (0.108 R)
• M23: 7,552,598 km (0.069 R)
• M24: 8,795,457 km (0.038 R)
• M25: 9,245,298 km (0.105 R)
• M26: 10,368,329 km (0.059 R)
• M27: 10,706,869 km (0.12 R)
• M28: 10,911,669 km (0.097 R)
• M29: 11,049,000 km (0.11 R)
• M30: 11,884,504 km (0.1 R)
• M31: 12,740,203 km (0.092 R)
• M32: 12,884,715 km (0.049 R)
• M33: 13,029,825 km (0.114 R)
• M34: 14,284,652 km (0.105 R)
• M35: 14,359,750 km (0.05 R)
• M36: 15,193,459 km (0.038 R)
• M37: 15,270,053 km (0.091 R)
• M38: 15,654,819 km (0.094 R)
• M39: 16,433,924 km (0.071 R)
• M40: 19,175,605 km (0.09 R)
• M41: 19,590,589 km (0.097 R)
• M42: 21,108,858 km (0.092 R)
• M43: 22,315,664 km (0.099 R)
• M44: 22,577,161 km (0.032 R)
• M45: 24,525,524 km (0.065 R)
• M46: 24,615,432 km (0.044 R)
• M47: 25,156,677 km (0.119 R)
• M48: 26,619,296 km (0.092 R)
• M49: 28,297,484 km (0.059 R)
• M50: 31,950,664 km (0.111 R)
• M51: 32,936,365 km (0.07 R)
• M52: 33,932,088 km (0.086 R)
• M53: 34,433,540 km (0.111 R)
• M54: 35,647,228 km (0.089 R)
• M55: 37,183,897 km (0.117 R)
• M56: 37,493,864 km (0.071 R)
• M57: 37,700,907 km (0.056 R)
• M58: 37,804,579 km (0.117 R)
• M59: 38,741,959 km (0.081 R)
• M60: 39,687,118 km (0.079 R)
• M61: 42,029,073 km (0.061 R)
• M62: 44,744,274 km (0.107 R)
• M63: 45,183,942 km (0.067 R)
• M64: 47,851,871 km (0.064 R)
• M65: 48,414,060 km (0.063 R)
• M66: 48,639,504 km (0.1 R)
• M67: 49,091,588 km (0.065 R)
• M68: 55,328,772 km (0.081 R)
• M69: 55,682,571 km (0.083 R)
• M70: 56,510,895 km (0.042 R)
• M71: 59,261,102 km (0.065 R)
• M72: 59,864,730 km (0.053 R)
• M73: 62,544,925 km (0.109 R)
• M74: 65,139,401 km (0.085 R)
• M75: 66,512,410 km (0.117 R)
• M76: 67,894,994 km (0.088 R)
• M77: 71,200,209 km (0.062 R)
• M78: 72,227,797 km (0.063 R)
• M79: 72,614,358 km (0.106 R)
• M80: 74,297,483 km (0.086 R)
• M81: 75,470,181 km (0.076 R)
• M82: 76,649,012 km (0.115 R)
• M83: 80,355,299 km (0.058 R)
• M84: 83,848,709 km (0.065 R)
• M85: 84,390,552 km (0.041 R)
• M86: 85,750,247 km (0.057 R)
• M87: 86,159,547 km (0.114 R)
• M88: 87,528,517 km (0.117 R)
• M89: 89,042,747 km (0.111 R)
• M90: 91,260,835 km (0.089 R)
• M91: 91,399,961 km (0.112 R)
• M92: 91,539,236 km (0.095 R)
• M93: 91,818,087 km (0.078 R)
• M94: 93,216,378 km (0.038 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 13,168 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit