🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.5 AU - 0.6 AU

Year: 259 Days

Day: 16.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555

Radius: 13.1

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.81 AU - 1.25 AU

Year: 665 Days

Day: 12.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 13,685,689 km

• M1: 165,455 km (0.093 R)
• M2: 247,884 km (0.057 R)
• M3: 331,210 km (0.088 R)
• M4: 571,165 km (0.074 R)
• M5: 724,203 km (0.073 R)
• M6: 828,323 km (0.112 R)
• M7: 917,933 km (0.106 R)
• M8: 1,032,375 km (0.071 R)
• M9: 1,118,842 km (0.032 R)
• M10: 1,242,261 km (0.077 R)
• M11: 1,388,418 km (0.113 R)
• M12: 1,559,259 km (0.056 R)
• M13: 1,641,089 km (0.111 R)
• M14: 1,750,295 km (0.118 R)
• M15: 1,835,715 km (0.086 R)
• M16: 2,051,884 km (0.045 R)
• M17: 2,163,335 km (0.097 R)
• M18: 2,255,337 km (0.059 R)
• M19: 2,370,528 km (0.11 R)
• M20: 2,576,973 km (0.089 R)
• M21: 2,659,701 km (0.11 R)
• M22: 2,781,772 km (0.065 R)
• M23: 2,897,860 km (0.093 R)
• M24: 2,991,957 km (0.104 R)
• M25: 3,175,364 km (0.072 R)
• M26: 3,329,600 km (0.097 R)
• M27: 3,444,940 km (0.109 R)
• M28: 3,637,472 km (0.1 R)
• M29: 3,764,930 km (0.108 R)
• M30: 3,850,799 km (0.086 R)
• M31: 4,006,979 km (0.067 R)
• M32: 4,103,470 km (0.095 R)
• M33: 4,442,907 km (0.116 R)
• M34: 4,524,588 km (0.103 R)
• M35: 4,671,194 km (0.112 R)
• M36: 4,810,170 km (0.08 R)
• M37: 5,263,900 km (0.092 R)
• M38: 5,525,248 km (0.082 R)
• M39: 5,761,313 km (0.114 R)
• M40: 5,870,520 km (0.117 R)
• M41: 5,960,578 km (0.09 R)
• M42: 6,222,972 km (0.06 R)
• M43: 6,335,171 km (0.114 R)
• M44: 6,571,984 km (0.107 R)
• M45: 6,707,071 km (0.041 R)
• M46: 6,895,714 km (0.117 R)
• M47: 7,160,652 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.4

Radius: 10.5

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.25 AU - 1.31 AU

Year: 921 Days

Day: 10.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 13,685,689 km

• M1: 132,993 km (0.088 R)
• M2: 301,440 km (0.083 R)
• M3: 393,592 km (0.061 R)
• M4: 468,092 km (0.109 R)
• M5: 556,654 km (0.073 R)
• M6: 647,460 km (0.045 R)
• M7: 762,052 km (0.04 R)
• M8: 860,038 km (0.069 R)
• M9: 1,048,980 km (0.111 R)
• M10: 1,127,519 km (0.099 R)
• M11: 1,213,538 km (0.099 R)
• M12: 1,301,801 km (0.1 R)
• M13: 1,432,848 km (0.083 R)
• M14: 1,503,010 km (0.113 R)
• M15: 1,671,457 km (0.103 R)
• M16: 1,751,941 km (0.07 R)
• M17: 1,827,338 km (0.066 R)
• M18: 1,942,528 km (0.059 R)
• M19: 2,046,948 km (0.086 R)
• M20: 2,289,147 km (0.104 R)
• M21: 2,512,347 km (0.097 R)
• M22: 2,619,459 km (0.111 R)
• M23: 2,772,049 km (0.112 R)
• M24: 2,927,630 km (0.062 R)
• M25: 3,002,728 km (0.076 R)
• M26: 3,086,204 km (0.081 R)
• M27: 3,185,836 km (0.106 R)
• M28: 3,270,957 km (0.066 R)
• M29: 3,475,159 km (0.086 R)
• M30: 3,619,072 km (0.079 R)
• M31: 3,691,776 km (0.08 R)
• M32: 3,805,770 km (0.102 R)
• M33: 3,937,715 km (0.101 R)
• M34: 4,163,608 km (0.109 R)
• M35: 4,265,484 km (0.08 R)
• M36: 4,333,850 km (0.067 R)
• M37: 4,637,085 km (0.085 R)
• M38: 4,751,528 km (0.073 R)
• M39: 4,956,477 km (0.116 R)
• M40: 5,037,409 km (0.1 R)
• M41: 5,227,997 km (0.117 R)
• M42: 5,485,904 km (0.109 R)
• M43: 5,607,078 km (0.097 R)
• M44: 5,738,574 km (0.091 R)
• M45: 5,823,696 km (0.037 R)
• M46: 5,909,265 km (0.075 R)
• M47: 5,995,135 km (0.085 R)
• M48: 6,110,325 km (0.085 R)
• M49: 6,206,965 km (0.059 R)
• M50: 6,372,420 km (0.038 R)
• M51: 6,470,407 km (0.066 R)
• M52: 6,539,222 km (0.116 R)
• M53: 6,667,876 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67

Radius: 11.4

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.28 AU - 4.5 AU

Year: 4878 Days

Day: 13.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 13,685,689 km

• M1: 166,652 km (0.099 R)
• M2: 321,187 km (0.063 R)
• M3: 454,030 km (0.053 R)
• M4: 669,899 km (0.108 R)
• M5: 1,099,544 km (0.031 R)
• M6: 1,272,330 km (0.068 R)
• M7: 1,814,473 km (0.115 R)
• M8: 1,896,003 km (0.075 R)
• M9: 2,874,373 km (0.07 R)
• M10: 3,018,586 km (0.093 R)
• M11: 3,352,039 km (0.078 R)
• M12: 3,815,194 km (0.118 R)
• M13: 4,081,329 km (0.094 R)
• M14: 4,353,597 km (0.093 R)
• M15: 4,716,372 km (0.108 R)
• M16: 4,887,213 km (0.099 R)
• M17: 6,062,603 km (0.09 R)
• M18: 6,373,617 km (0.086 R)
• M19: 6,882,100 km (0.055 R)
• M20: 7,157,660 km (0.079 R)
• M21: 7,255,796 km (0.082 R)
• M22: 7,955,316 km (0.112 R)
• M23: 8,073,947 km (0.105 R)
• M24: 8,693,581 km (0.076 R)
• M25: 8,833,455 km (0.096 R)
• M26: 9,275,218 km (0.107 R)
• M27: 9,346,576 km (0.109 R)
• M28: 9,579,799 km (0.063 R)
• M29: 9,869,420 km (0.068 R)
• M30: 10,180,285 km (0.09 R)
• M31: 10,624,740 km (0.099 R)
• M32: 10,699,539 km (0.115 R)
• M33: 11,456,055 km (0.116 R)
• M34: 11,571,096 km (0.063 R)
• M35: 12,151,835 km (0.098 R)
• M36: 12,762,045 km (0.091 R)
• M37: 12,901,171 km (0.041 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 14,283 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit