🌌 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: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.43 AU - 0.69 AU

Year: 275 Days

Day: 47.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.56 AU - 0.78 AU

Year: 360 Days

Day: 22.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.8

Radius: 10

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.62 AU - 1.04 AU

Year: 496 Days

Day: 10.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 38,771,719 km

• M1: 139,724 km (0.108 R)
• M2: 228,885 km (0.106 R)
• M3: 292,763 km (0.055 R)
• M4: 369,058 km (0.104 R)
• M5: 447,896 km (0.107 R)
• M6: 655,837 km (0.103 R)
• M7: 788,082 km (0.094 R)
• M8: 1,003,951 km (0.055 R)
• M9: 1,121,535 km (0.09 R)
• M10: 1,229,545 km (0.062 R)
• M11: 1,321,548 km (0.069 R)
• M12: 1,390,961 km (0.043 R)
• M13: 1,461,571 km (0.092 R)
• M14: 1,590,824 km (0.087 R)
• M15: 1,707,809 km (0.055 R)
• M16: 1,783,805 km (0.101 R)
• M17: 1,849,927 km (0.114 R)
• M18: 1,933,702 km (0.082 R)
• M19: 2,001,769 km (0.077 R)
• M20: 2,116,959 km (0.084 R)
• M21: 2,204,773 km (0.056 R)
• M22: 2,518,929 km (0.069 R)
• M23: 2,624,695 km (0.113 R)
• M24: 2,873,326 km (0.119 R)
• M25: 2,964,431 km (0.08 R)
• M26: 3,109,691 km (0.12 R)
• M27: 3,216,653 km (0.043 R)
• M28: 3,318,230 km (0.037 R)
• M29: 3,524,526 km (0.115 R)
• M30: 3,608,301 km (0.107 R)
• M31: 3,678,612 km (0.057 R)
• M32: 3,777,795 km (0.086 R)
• M33: 4,044,229 km (0.111 R)
• M34: 4,212,975 km (0.12 R)
• M35: 4,324,276 km (0.092 R)
• M36: 4,474,323 km (0.053 R)
• M37: 4,542,390 km (0.111 R)
• M38: 4,610,756 km (0.086 R)
• M39: 4,733,277 km (0.027 R)
• M40: 4,802,690 km (0.102 R)
• M41: 4,895,740 km (0.052 R)
• M42: 4,965,901 km (0.101 R)
• M43: 5,052,070 km (0.096 R)
• M44: 5,146,765 km (0.118 R)
• M45: 5,226,202 km (0.102 R)
• M46: 5,329,873 km (0.049 R)
• M47: 5,434,292 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.6

Radius: 14

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.03 AU - 1.59 AU

Year: 984 Days

Day: 9.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 38,771,719 km

• M1: 180,415 km (0.078 R)
• M2: 280,945 km (0.104 R)
• M3: 374,593 km (0.078 R)
• M4: 476,170 km (0.118 R)
• M5: 612,902 km (0.083 R)
• M6: 803,041 km (0.077 R)
• M7: 1,007,691 km (0.075 R)
• M8: 1,186,311 km (0.049 R)
• M9: 1,360,443 km (0.085 R)
• M10: 1,543,551 km (0.088 R)
• M11: 1,709,754 km (0.039 R)
• M12: 1,803,851 km (0.116 R)
• M13: 1,891,067 km (0.067 R)
• M14: 1,988,604 km (0.065 R)
• M15: 2,133,714 km (0.034 R)
• M16: 2,473,451 km (0.103 R)
• M17: 2,571,139 km (0.117 R)
• M18: 2,790,449 km (0.068 R)
• M19: 3,047,309 km (0.045 R)
• M20: 3,269,162 km (0.114 R)
• M21: 3,684,446 km (0.064 R)
• M22: 4,082,077 km (0.096 R)
• M23: 4,493,621 km (0.105 R)
• M24: 4,662,068 km (0.057 R)
• M25: 4,857,293 km (0.084 R)
• M26: 5,167,559 km (0.073 R)
• M27: 5,280,954 km (0.071 R)
• M28: 5,395,098 km (0.11 R)
• M29: 5,587,331 km (0.076 R)
• M30: 5,742,613 km (0.113 R)
• M31: 5,965,365 km (0.099 R)
• M32: 6,297,921 km (0.099 R)
• M33: 6,473,399 km (0.108 R)
• M34: 6,884,494 km (0.106 R)
• M35: 7,023,321 km (0.095 R)
• M36: 7,360,664 km (0.042 R)
• M37: 7,502,782 km (0.091 R)
• M38: 7,617,075 km (0.103 R)
• M39: 7,992,865 km (0.113 R)
• M40: 8,256,456 km (0.062 R)
• M41: 8,433,879 km (0.065 R)
• M42: 8,883,122 km (0.102 R)
• M43: 9,110,510 km (0.107 R)
• M44: 9,401,478 km (0.084 R)
• M45: 9,494,079 km (0.12 R)
• M46: 9,602,388 km (0.097 R)
• M47: 9,757,970 km (0.081 R)
• M48: 9,867,326 km (0.073 R)
• M49: 10,166,222 km (0.047 R)
• M50: 10,292,932 km (0.068 R)
• M51: 10,612,024 km (0.079 R)
• M52: 10,805,155 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 76.2

Radius: 7.5

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 8.76 AU - 11.92 AU

Year: 21812 Days

Day: 19.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 38,771,719 km

• M1: 94,546 km (0.116 R)
• M2: 164,258 km (0.113 R)
• M3: 264,938 km (0.084 R)
• M4: 414,386 km (0.043 R)
• M5: 903,721 km (0.117 R)
• M6: 984,952 km (0.091 R)
• M7: 1,279,810 km (0.061 R)
• M8: 1,334,712 km (0.069 R)
• M9: 1,741,469 km (0.081 R)
• M10: 2,054,577 km (0.076 R)
• M11: 2,228,859 km (0.072 R)
• M12: 2,362,749 km (0.101 R)
• M13: 2,453,555 km (0.081 R)
• M14: 3,121,210 km (0.064 R)
• M15: 4,612,551 km (0.042 R)
• M16: 4,697,822 km (0.103 R)
• M17: 5,640,737 km (0.116 R)
• M18: 5,947,114 km (0.108 R)
• M19: 6,963,930 km (0.117 R)
• M20: 7,160,502 km (0.067 R)
• M21: 7,259,536 km (0.118 R)
• M22: 7,392,229 km (0.039 R)
• M23: 7,931,081 km (0.077 R)
• M24: 8,413,085 km (0.104 R)
• M25: 8,798,300 km (0.076 R)
• M26: 8,869,059 km (0.106 R)
• M27: 9,046,482 km (0.069 R)
• M28: 9,117,841 km (0.114 R)
• M29: 9,513,527 km (0.079 R)
• M30: 9,731,790 km (0.093 R)
• M31: 10,173,254 km (0.108 R)
• M32: 10,284,554 km (0.114 R)
• M33: 10,508,652 km (0.111 R)
• M34: 10,696,547 km (0.077 R)
• M35: 11,420,601 km (0.037 R)
• M36: 11,730,268 km (0.08 R)
• M37: 11,925,194 km (0.108 R)
• M38: 12,121,167 km (0.077 R)
• M39: 12,239,200 km (0.082 R)
• M40: 13,319,446 km (0.113 R)
• M41: 13,522,750 km (0.1 R)
• M42: 14,890,673 km (0.109 R)
• M43: 16,171,979 km (0.119 R)
• M44: 16,258,745 km (0.116 R)
• M45: 16,519,644 km (0.093 R)
• M46: 16,607,009 km (0.071 R)
• M47: 16,738,207 km (0.059 R)
• M48: 16,825,871 km (0.059 R)
• M49: 16,957,667 km (0.07 R)
• M50: 17,222,305 km (0.073 R)
• M51: 17,666,461 km (0.091 R)
• M52: 17,934,690 km (0.045 R)
• M53: 18,204,415 km (0.099 R)
• M54: 18,611,321 km (0.116 R)
• M55: 18,747,755 km (0.037 R)
• M56: 18,975,592 km (0.084 R)
• M57: 19,158,700 km (0.086 R)
• M58: 19,480,336 km (0.061 R)
• M59: 19,850,291 km (0.094 R)
• M60: 20,409,338 km (0.079 R)
• M61: 20,973,771 km (0.106 R)
• M62: 21,163,012 km (0.075 R)
• M63: 21,257,708 km (0.055 R)
• M64: 21,447,847 km (0.053 R)
• M65: 21,495,568 km (0.067 R)
• M66: 21,686,306 km (0.081 R)
• M67: 22,551,879 km (0.115 R)
• M68: 22,697,288 km (0.114 R)
• M69: 22,745,758 km (0.031 R)
• M70: 23,184,080 km (0.111 R)
• M71: 24,118,468 km (0.081 R)
• M72: 24,217,502 km (0.069 R)
• M73: 24,465,834 km (0.095 R)
• M74: 24,515,501 km (0.086 R)
• M75: 26,176,336 km (0.07 R)
• M76: 26,482,264 km (0.028 R)
• M77: 26,635,602 km (0.12 R)
• M78: 26,994,637 km (0.049 R)
• M79: 27,097,410 km (0.072 R)
• M80: 27,873,225 km (0.03 R)
• M81: 28,289,855 km (0.115 R)
• M82: 28,498,993 km (0.098 R)
• M83: 30,404,122 km (0.027 R)
• M84: 30,994,285 km (0.077 R)
• M85: 31,317,865 km (0.091 R)
• M86: 32,623,406 km (0.091 R)
• M87: 34,670,503 km (0.104 R)
• M88: 36,247,265 km (0.065 R)
• M89: 37,617,133 km (0.095 R)
• M90: 38,655,791 km (0.071 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: 503 - 11,266 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit