🌌 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: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.45 AU - 0.57 AU

Year: 127 Days

Day: 13.6 Hours

Environment

Temp: 257 °C

Axial Tilt: 25.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 43,345,011 km

• M1: 50,714 km (0.06 R)
• M2: 332,706 km (0.067 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.93 AU - 1.07 AU

Year: 350 Days

Day: 25.9 Hours

Environment

Temp: 108 °C

Axial Tilt: 13.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.7 AU - 2.82 AU

Year: 1604 Days

Day: 30.5 Hours

Environment

Temp: -73 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,345,011 km

• M1: 831,166 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.5

Radius: 9.4

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.83 AU - 6.49 AU

Year: 4711 Days

Day: 8.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 43,345,011 km

• M1: 156,031 km (0.103 R)
• M2: 217,964 km (0.072 R)
• M3: 423,212 km (0.079 R)
• M4: 509,082 km (0.097 R)
• M5: 570,117 km (0.117 R)
• M6: 814,710 km (0.082 R)
• M7: 878,738 km (0.114 R)
• M8: 944,711 km (0.061 R)
• M9: 1,032,225 km (0.093 R)
• M10: 1,215,632 km (0.1 R)
• M11: 1,476,980 km (0.1 R)
• M12: 1,865,336 km (0.092 R)
• M13: 2,206,419 km (0.047 R)
• M14: 2,271,793 km (0.098 R)
• M15: 2,391,172 km (0.078 R)
• M16: 2,608,538 km (0.076 R)
• M17: 2,804,062 km (0.119 R)
• M18: 2,875,121 km (0.088 R)
• M19: 2,946,779 km (0.112 R)
• M20: 3,062,717 km (0.11 R)
• M21: 3,299,082 km (0.113 R)
• M22: 3,979,603 km (0.069 R)
• M23: 4,270,421 km (0.08 R)
• M24: 4,501,550 km (0.081 R)
• M25: 4,635,290 km (0.098 R)
• M26: 4,872,851 km (0.037 R)
• M27: 5,271,679 km (0.102 R)
• M28: 5,448,354 km (0.104 R)
• M29: 5,753,385 km (0.085 R)
• M30: 6,156,401 km (0.092 R)
• M31: 6,361,201 km (0.07 R)
• M32: 6,587,393 km (0.042 R)
• M33: 6,835,426 km (0.092 R)
• M34: 6,950,915 km (0.098 R)
• M35: 7,086,451 km (0.114 R)
• M36: 7,717,455 km (0.116 R)
• M37: 8,039,689 km (0.076 R)
• M38: 8,222,946 km (0.112 R)
• M39: 8,366,411 km (0.05 R)
• M40: 8,614,294 km (0.039 R)
• M41: 8,801,740 km (0.037 R)
• M42: 8,864,571 km (0.114 R)
• M43: 9,824,541 km (0.117 R)
• M44: 10,064,346 km (0.091 R)
• M45: 10,130,020 km (0.117 R)
• M46: 10,239,825 km (0.101 R)
• M47: 10,952,210 km (0.082 R)
• M48: 11,019,678 km (0.03 R)
• M49: 13,016,212 km (0.113 R)
• M50: 13,159,526 km (0.04 R)
• M51: 13,375,695 km (0.114 R)
• M52: 13,641,381 km (0.088 R)
• M53: 13,787,089 km (0.118 R)
• M54: 14,350,325 km (0.035 R)
• M55: 14,696,944 km (0.115 R)
• M56: 15,121,353 km (0.09 R)
• M57: 15,423,540 km (0.094 R)
• M58: 16,367,503 km (0.092 R)
• M59: 16,703,649 km (0.074 R)
• M60: 16,859,530 km (0.081 R)
• M61: 17,646,266 km (0.035 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.8

Radius: 12.4

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 8.12 AU - 13.14 AU

Year: 12125 Days

Day: 9.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 43,345,011 km

• M1: 155,283 km (0.051 R)
• M2: 250,277 km (0.064 R)
• M3: 628,461 km (0.08 R)
• M4: 729,888 km (0.088 R)
• M5: 1,227,750 km (0.04 R)
• M6: 1,460,973 km (0.094 R)
• M7: 1,970,802 km (0.095 R)
• M8: 2,106,787 km (0.092 R)
• M9: 3,657,369 km (0.036 R)
• M10: 4,170,639 km (0.07 R)
• M11: 4,474,323 km (0.045 R)
• M12: 4,759,157 km (0.056 R)
• M13: 4,943,462 km (0.072 R)
• M14: 6,944,034 km (0.04 R)
• M15: 7,334,784 km (0.103 R)
• M16: 8,075,143 km (0.108 R)
• M17: 9,826,935 km (0.105 R)
• M18: 10,849,436 km (0.085 R)
• M19: 11,267,861 km (0.113 R)
• M20: 11,585,158 km (0.066 R)
• M21: 11,977,105 km (0.072 R)
• M22: 12,300,984 km (0.1 R)
• M23: 12,555,001 km (0.082 R)
• M24: 13,178,974 km (0.116 R)
• M25: 13,401,576 km (0.084 R)
• M26: 13,550,725 km (0.06 R)
• M27: 14,001,314 km (0.113 R)
• M28: 14,380,694 km (0.1 R)
• M29: 14,879,004 km (0.089 R)
• M30: 16,129,493 km (0.066 R)
• M31: 16,767,378 km (0.095 R)
• M32: 16,887,954 km (0.069 R)
• M33: 17,049,071 km (0.106 R)
• M34: 18,067,982 km (0.102 R)
• M35: 19,232,452 km (0.096 R)
• M36: 19,866,148 km (0.067 R)
• M37: 21,110,952 km (0.06 R)
• M38: 21,896,192 km (0.119 R)
• M39: 22,160,082 km (0.106 R)
• M40: 22,292,476 km (0.096 R)
• M41: 23,226,266 km (0.072 R)
• M42: 23,450,513 km (0.068 R)
• M43: 23,675,359 km (0.106 R)
• M44: 24,948,287 km (0.11 R)
• M45: 25,086,067 km (0.104 R)
• M46: 25,223,996 km (0.113 R)
• M47: 26,383,380 km (0.109 R)
• M48: 28,754,057 km (0.117 R)
• M49: 28,850,398 km (0.101 R)
• M50: 30,111,209 km (0.03 R)
• M51: 30,502,856 km (0.084 R)
• M52: 33,341,476 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.4

Radius: 9.3

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 8.83 AU - 14.51 AU

Year: 13947 Days

Day: 8.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 43,345,011 km

• M1: 266,434 km (0.079 R)
• M2: 423,362 km (0.088 R)
• M3: 514,617 km (0.116 R)
• M4: 688,599 km (0.117 R)
• M5: 968,347 km (0.083 R)
• M6: 1,263,504 km (0.079 R)
• M7: 1,361,490 km (0.112 R)
• M8: 1,544,598 km (0.108 R)
• M9: 2,026,154 km (0.099 R)
• M10: 2,601,956 km (0.106 R)
• M11: 2,702,785 km (0.054 R)
• M12: 2,882,302 km (0.106 R)
• M13: 3,555,493 km (0.099 R)
• M14: 3,982,146 km (0.117 R)
• M15: 4,216,566 km (0.068 R)
• M16: 4,515,761 km (0.087 R)
• M17: 5,390,161 km (0.103 R)
• M18: 6,486,264 km (0.103 R)
• M19: 6,831,836 km (0.113 R)
• M20: 7,077,326 km (0.086 R)
• M21: 9,143,721 km (0.107 R)
• M22: 9,923,874 km (0.12 R)
• M23: 14,312,477 km (0.072 R)
• M24: 14,401,937 km (0.117 R)
• M25: 14,581,753 km (0.046 R)
• M26: 15,125,242 km (0.073 R)
• M27: 15,537,235 km (0.089 R)
• M28: 15,953,117 km (0.087 R)
• M29: 17,365,171 km (0.119 R)
• M30: 17,989,443 km (0.082 R)
• M31: 19,359,012 km (0.1 R)
• M32: 19,557,378 km (0.05 R)
• M33: 22,404,824 km (0.109 R)
• M34: 22,717,633 km (0.068 R)
• M35: 25,216,815 km (0.069 R)
• M36: 25,705,253 km (0.106 R)
• M37: 27,578,517 km (0.053 R)
• M38: 28,081,764 km (0.096 R)
• M39: 29,040,537 km (0.097 R)
• M40: 29,495,464 km (0.115 R)
• M41: 30,067,377 km (0.112 R)
• M42: 30,297,159 km (0.038 R)
• M43: 30,990,097 km (0.09 R)
• M44: 31,454,897 km (0.099 R)
• M45: 31,805,106 km (0.092 R)
• M46: 33,040,784 km (0.112 R)
• M47: 33,337,287 km (0.117 R)
• M48: 34,232,182 km (0.072 R)
• M49: 39,324,942 km (0.1 R)
• M50: 39,765,059 km (0.084 R)
• M51: 40,586,950 km (0.086 R)
• M52: 41,031,704 km (0.089 R)
• M53: 41,478,254 km (0.067 R)
• M54: 41,734,066 km (0.075 R)
• M55: 43,150,608 km (0.052 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 11,305 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit