🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.47 AU - 0.57 AU

Year: 132 Days

Day: 44.8 Hours

Environment

Temp: 273 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 16,804,266 km

• M1: 397,182 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.79 AU - 1.89 AU

Year: 877 Days

Day: 41 Hours

Environment

Temp: -54 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.29 AU - 2.63 AU

Year: 1356 Days

Day: 41.8 Hours

Environment

Temp: -73 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.64 AU - 2.88 AU

Year: 1612 Days

Day: 40.4 Hours

Environment

Temp: -94 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795

Radius: 14.7

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 7.45 AU - 11.01 AU

Year: 9856 Days

Day: 11.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 16,804,266 km

• M1: 205,847 km (0.107 R)
• M2: 403,316 km (0.112 R)
• M3: 806,482 km (0.104 R)
• M4: 1,163,123 km (0.067 R)
• M5: 1,392,906 km (0.092 R)
• M6: 2,405,833 km (0.086 R)
• M7: 3,128,241 km (0.03 R)
• M8: 3,363,858 km (0.108 R)
• M9: 3,514,054 km (0.082 R)
• M10: 5,665,271 km (0.058 R)
• M11: 6,063,202 km (0.104 R)
• M12: 6,772,146 km (0.048 R)
• M13: 7,311,596 km (0.097 R)
• M14: 7,546,913 km (0.098 R)
• M15: 7,944,993 km (0.106 R)
• M16: 8,309,115 km (0.114 R)
• M17: 8,803,236 km (0.064 R)
• M18: 8,970,038 km (0.119 R)
• M19: 9,906,521 km (0.043 R)
• M20: 10,080,054 km (0.097 R)
• M21: 10,474,544 km (0.046 R)
• M22: 12,381,468 km (0.119 R)
• M23: 13,040,895 km (0.084 R)
• M24: 14,491,995 km (0.074 R)
• M25: 14,788,348 km (0.1 R)
• M26: 15,437,453 km (0.062 R)
• M27: 15,689,675 km (0.098 R)
• M28: 16,351,646 km (0.104 R)
• M29: 18,392,011 km (0.114 R)
• M30: 19,414,961 km (0.039 R)
• M31: 19,523,719 km (0.111 R)
• M32: 20,677,866 km (0.06 R)
• M33: 20,955,969 km (0.086 R)
• M34: 21,515,914 km (0.096 R)
• M35: 22,137,493 km (0.093 R)
• M36: 22,422,028 km (0.075 R)
• M37: 22,765,056 km (0.097 R)
• M38: 23,052,134 km (0.062 R)
• M39: 23,167,474 km (0.12 R)
• M40: 23,979,342 km (0.103 R)
• M41: 24,564,868 km (0.083 R)
• M42: 24,918,517 km (0.086 R)
• M43: 25,155,181 km (0.074 R)
• M44: 25,452,133 km (0.114 R)
• M45: 25,750,281 km (0.106 R)
• M46: 27,563,108 km (0.114 R)
• M47: 27,685,480 km (0.076 R)
• M48: 28,485,080 km (0.05 R)
• M49: 28,608,648 km (0.109 R)
• M50: 29,416,925 km (0.078 R)
• M51: 29,792,566 km (0.077 R)
• M52: 30,043,890 km (0.109 R)
• M53: 30,232,832 km (0.113 R)
• M54: 30,675,193 km (0.076 R)
• M55: 31,247,106 km (0.089 R)
• M56: 31,694,403 km (0.089 R)
• M57: 32,595,282 km (0.111 R)
• M58: 32,983,937 km (0.05 R)
• M59: 33,243,938 km (0.08 R)
• M60: 33,439,313 km (0.094 R)
• M61: 34,225,001 km (0.106 R)
• M62: 34,356,497 km (0.071 R)
• M63: 34,488,144 km (0.114 R)
• M64: 34,818,156 km (0.093 R)
• M65: 35,016,523 km (0.096 R)
• M66: 35,348,182 km (0.101 R)
• M67: 35,680,887 km (0.085 R)
• M68: 37,157,119 km (0.105 R)
• M69: 37,359,974 km (0.066 R)
• M70: 38,995,976 km (0.117 R)
• M71: 41,283,477 km (0.1 R)
• M72: 42,337,693 km (0.101 R)
• M73: 42,620,284 km (0.108 R)
• M74: 44,042,660 km (0.11 R)
• M75: 44,544,112 km (0.096 R)
• M76: 45,552,851 km (0.11 R)
• M77: 48,476,292 km (0.079 R)
• M78: 49,662,604 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36

Radius: 13.3

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 10.02 AU - 10.54 AU

Year: 11584 Days

Day: 12.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 16,804,266 km

• M1: 208,988 km (0.046 R)
• M2: 454,030 km (0.114 R)
• M3: 740,360 km (0.116 R)
• M4: 1,012,628 km (0.111 R)
• M5: 1,096,552 km (0.078 R)
• M6: 1,205,160 km (0.036 R)
• M7: 1,410,558 km (0.092 R)
• M8: 1,908,719 km (0.085 R)
• M9: 2,561,564 km (0.09 R)
• M10: 3,028,459 km (0.034 R)
• M11: 3,440,901 km (0.119 R)
• M12: 4,266,681 km (0.096 R)
• M13: 4,424,955 km (0.083 R)
• M14: 4,838,444 km (0.115 R)
• M15: 5,114,901 km (0.087 R)
• M16: 6,014,732 km (0.094 R)
• M17: 7,850,298 km (0.093 R)
• M18: 7,979,999 km (0.12 R)
• M19: 9,178,727 km (0.086 R)
• M20: 9,452,641 km (0.058 R)
• M21: 9,985,508 km (0.108 R)
• M22: 10,504,463 km (0.102 R)
• M23: 10,623,543 km (0.115 R)
• M24: 15,042,215 km (0.116 R)
• M25: 15,718,547 km (0.094 R)
• M26: 16,598,781 km (0.074 R)
• M27: 17,438,474 km (0.095 R)
• M28: 17,636,542 km (0.104 R)
• M29: 18,550,884 km (0.078 R)
• M30: 18,810,885 km (0.08 R)
• M31: 18,984,867 km (0.045 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.4

Radius: 10.4

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 8.91 AU - 12.91 AU

Year: 12665 Days

Day: 14.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 16,804,266 km

• M1: 148,551 km (0.09 R)
• M2: 277,953 km (0.116 R)
• M3: 1,768,546 km (0.119 R)
• M4: 1,873,564 km (0.094 R)
• M5: 2,340,010 km (0.099 R)
• M6: 2,494,844 km (0.12 R)
• M7: 2,586,697 km (0.044 R)
• M8: 2,938,102 km (0.068 R)
• M9: 3,105,502 km (0.097 R)
• M10: 3,190,324 km (0.099 R)
• M11: 3,377,022 km (0.062 R)
• M12: 3,537,840 km (0.059 R)
• M13: 3,671,281 km (0.092 R)
• M14: 4,097,186 km (0.099 R)
• M15: 4,395,335 km (0.103 R)
• M16: 4,635,739 km (0.08 R)
• M17: 5,146,167 km (0.119 R)
• M18: 5,230,241 km (0.071 R)
• M19: 5,502,210 km (0.077 R)
• M20: 5,761,463 km (0.033 R)
• M21: 5,848,828 km (0.083 R)
• M22: 5,971,797 km (0.074 R)
• M23: 6,292,086 km (0.114 R)
• M24: 6,672,813 km (0.11 R)
• M25: 7,023,919 km (0.11 R)
• M26: 8,210,829 km (0.093 R)
• M27: 8,567,021 km (0.072 R)
• M28: 8,968,841 km (0.105 R)
• M29: 9,603,735 km (0.045 R)
• M30: 10,231,896 km (0.104 R)
• M31: 10,316,718 km (0.092 R)
• M32: 11,418,057 km (0.097 R)
• M33: 11,572,143 km (0.114 R)
• M34: 11,704,837 km (0.109 R)
• M35: 11,793,548 km (0.072 R)
• M36: 12,375,484 km (0.03 R)
• M37: 12,465,841 km (0.114 R)
• M38: 12,670,042 km (0.117 R)
• M39: 13,544,292 km (0.083 R)
• M40: 13,918,137 km (0.074 R)
• M41: 14,177,241 km (0.089 R)
• M42: 15,277,832 km (0.09 R)
• M43: 15,350,537 km (0.058 R)
• M44: 15,618,167 km (0.097 R)
• M45: 16,059,481 km (0.063 R)
• M46: 16,133,532 km (0.116 R)
• M47: 16,704,248 km (0.118 R)

Kuiper Belt

Range: 31.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 17,250 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit