🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.44 AU - 0.68 AU

Year: 157 Days

Day: 41.1 Hours

Environment

Temp: 137 °C

Axial Tilt: 35 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,189,818 km

• M1: 112,049 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.55 AU - 0.89 AU

Year: 229 Days

Day: 38.2 Hours

Environment

Temp: 134 °C

Axial Tilt: 155.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,189,818 km

• M1: 494,870 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.57 AU - 0.89 AU

Year: 234 Days

Day: 27.7 Hours

Environment

Temp: 133 °C

Axial Tilt: 6.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.16 AU - 1.6 AU

Year: 608 Days

Day: 46.9 Hours

Environment

Temp: -33 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.48 AU - 2 AU

Year: 860 Days

Day: 32.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 177.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,189,818 km

• M1: 1,054,964 km (0.119 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.92 AU - 2.72 AU

Year: 1324 Days

Day: 16.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.11 AU - 4.39 AU

Year: 2721 Days

Day: 12.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,189,818 km

• M1: 340,485 km (0.061 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.2

Radius: 12

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.49 AU - 5.61 AU

Year: 4253 Days

Day: 6.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 56,189,818 km

• M1: 292,314 km (0.106 R)
• M2: 402,867 km (0.095 R)
• M3: 575,952 km (0.076 R)
• M4: 764,296 km (0.04 R)
• M5: 879,785 km (0.111 R)
• M6: 1,548,338 km (0.058 R)
• M7: 2,196,845 km (0.113 R)
• M8: 2,424,233 km (0.066 R)
• M9: 2,501,875 km (0.078 R)
• M10: 2,719,540 km (0.044 R)
• M11: 2,800,323 km (0.091 R)
• M12: 3,388,242 km (0.119 R)
• M13: 3,719,003 km (0.108 R)
• M14: 3,899,717 km (0.101 R)
• M15: 4,603,276 km (0.071 R)
• M16: 4,920,424 km (0.098 R)
• M17: 5,094,256 km (0.118 R)
• M18: 5,499,218 km (0.058 R)
• M19: 5,653,752 km (0.072 R)
• M20: 6,152,811 km (0.069 R)
• M21: 6,367,185 km (0.071 R)
• M22: 6,502,421 km (0.104 R)
• M23: 6,611,328 km (0.117 R)
• M24: 6,997,440 km (0.064 R)
• M25: 7,305,911 km (0.101 R)
• M26: 7,647,593 km (0.116 R)
• M27: 8,140,518 km (0.098 R)
• M28: 8,405,755 km (0.056 R)
• M29: 8,524,535 km (0.12 R)
• M30: 9,341,041 km (0.046 R)
• M31: 9,464,160 km (0.077 R)
• M32: 9,618,844 km (0.112 R)
• M33: 9,899,340 km (0.091 R)
• M34: 10,056,418 km (0.115 R)
• M35: 10,182,529 km (0.084 R)
• M36: 10,277,523 km (0.075 R)
• M37: 10,596,316 km (0.062 R)
• M38: 10,692,657 km (0.033 R)
• M39: 11,178,551 km (0.089 R)
• M40: 11,870,741 km (0.082 R)
• M41: 12,407,647 km (0.117 R)
• M42: 13,055,406 km (0.068 R)
• M43: 13,644,373 km (0.062 R)
• M44: 14,348,381 km (0.079 R)
• M45: 14,740,626 km (0.095 R)
• M46: 14,884,091 km (0.073 R)
• M47: 15,028,153 km (0.033 R)
• M48: 15,244,921 km (0.089 R)
• M49: 15,828,352 km (0.12 R)
• M50: 16,418,965 km (0.117 R)
• M51: 16,754,513 km (0.112 R)
• M52: 16,979,358 km (0.05 R)
• M53: 17,850,766 km (0.068 R)
• M54: 18,426,867 km (0.065 R)
• M55: 19,440,094 km (0.092 R)
• M56: 19,676,458 km (0.118 R)
• M57: 19,993,157 km (0.118 R)
• M58: 20,112,237 km (0.092 R)
• M59: 21,479,561 km (0.025 R)
• M60: 21,683,164 km (0.106 R)
• M61: 22,133,304 km (0.032 R)
• M62: 22,545,147 km (0.071 R)
• M63: 23,001,271 km (0.032 R)
• M64: 23,251,399 km (0.063 R)
• M65: 23,544,162 km (0.079 R)
• M66: 24,600,173 km (0.04 R)
• M67: 25,112,546 km (0.04 R)
• M68: 26,191,146 km (0.041 R)
• M69: 26,626,925 km (0.088 R)
• M70: 27,549,794 km (0.118 R)
• M71: 27,948,473 km (0.116 R)
• M72: 28,393,676 km (0.085 R)
• M73: 28,662,054 km (0.119 R)
• M74: 29,381,471 km (0.101 R)
• M75: 29,562,334 km (0.083 R)
• M76: 29,652,841 km (0.099 R)
• M77: 29,970,587 km (0.109 R)
• M78: 30,152,648 km (0.085 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.8

Radius: 9.1

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 9.71 AU - 12.97 AU

Year: 14310 Days

Day: 14.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 56,189,818 km

• M1: 153,188 km (0.1 R)
• M2: 216,917 km (0.096 R)
• M3: 298,149 km (0.104 R)
• M4: 1,252,733 km (0.058 R)
• M5: 1,398,142 km (0.101 R)
• M6: 1,549,236 km (0.089 R)
• M7: 1,638,097 km (0.113 R)
• M8: 1,728,603 km (0.099 R)
• M9: 1,891,216 km (0.074 R)
• M10: 2,231,701 km (0.093 R)
• M11: 2,383,692 km (0.118 R)
• M12: 2,724,476 km (0.05 R)
• M13: 2,805,409 km (0.077 R)
• M14: 2,969,667 km (0.031 R)
• M15: 3,540,084 km (0.078 R)
• M16: 3,807,715 km (0.12 R)
• M17: 3,959,407 km (0.118 R)
• M18: 4,521,745 km (0.097 R)
• M19: 4,910,550 km (0.12 R)
• M20: 5,651,359 km (0.096 R)
• M21: 5,824,593 km (0.092 R)
• M22: 6,462,778 km (0.107 R)
• M23: 6,680,443 km (0.078 R)
• M24: 6,937,452 km (0.096 R)
• M25: 7,123,103 km (0.026 R)
• M26: 7,197,752 km (0.03 R)
• M27: 7,575,187 km (0.059 R)
• M28: 8,231,772 km (0.073 R)
• M29: 9,847,280 km (0.116 R)
• M30: 10,266,303 km (0.116 R)
• M31: 10,605,591 km (0.095 R)
• M32: 11,513,950 km (0.062 R)
• M33: 11,689,727 km (0.075 R)
• M34: 12,088,705 km (0.119 R)
• M35: 12,945,452 km (0.058 R)
• M36: 13,128,410 km (0.037 R)
• M37: 13,312,116 km (0.104 R)
• M38: 14,149,565 km (0.11 R)
• M39: 14,243,662 km (0.072 R)
• M40: 14,337,909 km (0.113 R)
• M41: 15,196,002 km (0.116 R)
• M42: 16,712,625 km (0.1 R)
• M43: 17,111,752 km (0.064 R)
• M44: 17,716,427 km (0.05 R)
• M45: 18,276,970 km (0.108 R)
• M46: 19,310,692 km (0.1 R)
• M47: 19,940,199 km (0.104 R)
• M48: 20,950,434 km (0.09 R)
• M49: 22,965,218 km (0.06 R)
• M50: 23,297,774 km (0.068 R)
• M51: 23,576,026 km (0.093 R)
• M52: 24,135,971 km (0.037 R)
• M53: 24,248,468 km (0.083 R)
• M54: 24,474,062 km (0.114 R)
• M55: 24,813,799 km (0.094 R)
• M56: 25,098,035 km (0.115 R)
• M57: 25,497,760 km (0.064 R)
• M58: 25,612,352 km (0.109 R)
• M59: 27,822,212 km (0.054 R)
• M60: 27,881,154 km (0.103 R)
• M61: 28,295,240 km (0.05 R)
• M62: 28,592,192 km (0.118 R)
• M63: 28,770,812 km (0.078 R)
• M64: 29,429,192 km (0.076 R)
• M65: 29,850,610 km (0.107 R)
• M66: 31,249,649 km (0.087 R)
• M67: 31,310,984 km (0.096 R)
• M68: 31,618,108 km (0.084 R)
• M69: 32,981,543 km (0.079 R)
• M70: 33,043,926 km (0.117 R)
• M71: 34,744,405 km (0.093 R)
• M72: 34,871,413 km (0.107 R)
• M73: 34,998,721 km (0.118 R)
• M74: 35,829,588 km (0.071 R)
• M75: 36,022,120 km (0.107 R)
• M76: 38,689,450 km (0.102 R)
• M77: 39,283,503 km (0.081 R)
• M78: 41,554,549 km (0.119 R)
• M79: 42,095,046 km (0.078 R)
• M80: 42,637,936 km (0.078 R)
• M81: 42,910,204 km (0.096 R)
• M82: 43,456,536 km (0.058 R)
• M83: 44,073,926 km (0.08 R)
• M84: 45,248,120 km (0.043 R)
• M85: 46,083,026 km (0.09 R)
• M86: 46,292,612 km (0.064 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.2

Radius: 6.1

Gravity: 9.55 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 10.28 AU - 15.78 AU

Year: 17626 Days

Day: 24.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 56,189,818 km

• M1: 95,743 km (0.074 R)
• M2: 271,520 km (0.09 R)
• M3: 412,292 km (0.105 R)
• M4: 491,579 km (0.108 R)
• M5: 722,109 km (0.115 R)
• M6: 1,251,536 km (0.119 R)
• M7: 1,515,875 km (0.068 R)
• M8: 2,292,887 km (0.085 R)
• M9: 2,645,638 km (0.062 R)
• M10: 3,046,860 km (0.074 R)
• M11: 3,401,257 km (0.119 R)
• M12: 3,667,093 km (0.113 R)
• M13: 3,905,402 km (0.092 R)
• M14: 4,078,636 km (0.093 R)
• M15: 4,723,104 km (0.12 R)
• M16: 5,246,098 km (0.109 R)
• M17: 5,669,909 km (0.111 R)
• M18: 8,212,325 km (0.073 R)
• M19: 10,138,547 km (0.076 R)
• M20: 10,616,811 km (0.112 R)
• M21: 11,151,474 km (0.084 R)
• M22: 11,348,195 km (0.092 R)
• M23: 12,095,586 km (0.1 R)
• M24: 12,399,120 km (0.086 R)
• M25: 12,807,523 km (0.037 R)
• M26: 15,240,582 km (0.082 R)
• M27: 15,349,639 km (0.114 R)
• M28: 16,064,119 km (0.063 R)
• M29: 16,286,271 km (0.109 R)
• M30: 16,509,322 km (0.089 R)
• M31: 16,677,320 km (0.089 R)
• M32: 17,754,275 km (0.087 R)
• M33: 18,853,520 km (0.062 R)
• M34: 20,034,296 km (0.108 R)
• M35: 20,273,354 km (0.085 R)
• M36: 20,693,873 km (0.112 R)
• M37: 20,935,474 km (0.106 R)
• M38: 22,095,905 km (0.057 R)
• M39: 22,466,608 km (0.074 R)
• M40: 22,839,556 km (0.071 R)
• M41: 23,277,129 km (0.042 R)
• M42: 23,970,216 km (0.113 R)
• M43: 24,798,091 km (0.101 R)
• M44: 24,990,474 km (0.102 R)
• M45: 27,007,352 km (0.066 R)
• M46: 28,604,459 km (0.072 R)
• M47: 33,504,687 km (0.086 R)
• M48: 37,474,715 km (0.117 R)
• M49: 37,842,876 km (0.064 R)
• M50: 38,138,332 km (0.088 R)
• M51: 38,360,335 km (0.09 R)
• M52: 40,002,171 km (0.058 R)
• M53: 41,590,452 km (0.07 R)
• M54: 42,048,072 km (0.096 R)
• M55: 43,972,649 km (0.032 R)
• M56: 45,689,882 km (0.112 R)
• M57: 47,190,499 km (0.042 R)
• M58: 49,431,325 km (0.053 R)
• M59: 49,916,022 km (0.095 R)
• M60: 51,134,497 km (0.074 R)
• M61: 52,034,328 km (0.08 R)
• M62: 52,198,437 km (0.1 R)
• M63: 52,362,845 km (0.078 R)
• M64: 53,849,549 km (0.108 R)
• M65: 54,598,136 km (0.079 R)
• M66: 54,848,414 km (0.094 R)
• M67: 56,021,560 km (0.096 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 13,370 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit