🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.64 AU - 0.66 AU

Year: 338 Days

Day: 30.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280

Radius: 10.4

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.67 AU - 0.95 AU

Year: 471 Days

Day: 8.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 78,959,065 km

• M1: 129,701 km (0.09 R)
• M2: 207,492 km (0.031 R)
• M3: 276,158 km (0.052 R)
• M4: 362,924 km (0.057 R)
• M5: 496,815 km (0.059 R)
• M6: 613,650 km (0.114 R)
• M7: 686,056 km (0.091 R)
• M8: 797,207 km (0.105 R)
• M9: 881,281 km (0.095 R)
• M10: 987,795 km (0.087 R)
• M11: 1,148,014 km (0.069 R)
• M12: 1,218,923 km (0.116 R)
• M13: 1,325,886 km (0.114 R)
• M14: 1,422,676 km (0.106 R)
• M15: 1,535,772 km (0.119 R)
• M16: 1,614,460 km (0.101 R)
• M17: 1,771,239 km (0.096 R)
• M18: 1,873,713 km (0.096 R)
• M19: 1,993,242 km (0.058 R)
• M20: 2,069,387 km (0.082 R)
• M21: 2,167,224 km (0.063 R)
• M22: 2,261,321 km (0.068 R)
• M23: 2,394,314 km (0.095 R)
• M24: 2,546,605 km (0.026 R)
• M25: 2,618,262 km (0.111 R)
• M26: 2,758,286 km (0.056 R)
• M27: 3,151,728 km (0.104 R)
• M28: 3,234,904 km (0.112 R)
• M29: 3,318,829 km (0.076 R)
• M30: 3,385,400 km (0.054 R)
• M31: 3,587,656 km (0.092 R)
• M32: 3,662,156 km (0.071 R)
• M33: 3,743,537 km (0.118 R)
• M34: 3,952,825 km (0.032 R)
• M35: 4,062,181 km (0.084 R)
• M36: 4,192,181 km (0.115 R)
• M37: 4,523,092 km (0.097 R)
• M38: 4,603,725 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.4

Radius: 15

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.95 AU - 1.35 AU

Year: 796 Days

Day: 9.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 78,959,065 km

• M1: 204,201 km (0.099 R)
• M2: 312,360 km (0.064 R)
• M3: 459,415 km (0.088 R)
• M4: 612,902 km (0.1 R)
• M5: 728,691 km (0.049 R)
• M6: 853,456 km (0.074 R)
• M7: 953,537 km (0.067 R)
• M8: 1,102,387 km (0.118 R)
• M9: 1,203,066 km (0.067 R)
• M10: 1,307,037 km (0.069 R)
• M11: 1,430,754 km (0.072 R)
• M12: 1,661,733 km (0.102 R)
• M13: 1,785,151 km (0.073 R)
• M14: 1,893,460 km (0.111 R)
• M15: 2,053,979 km (0.099 R)
• M16: 2,297,075 km (0.099 R)
• M17: 2,549,896 km (0.111 R)
• M18: 2,672,865 km (0.057 R)
• M19: 2,811,991 km (0.046 R)
• M20: 2,975,202 km (0.053 R)
• M21: 3,370,739 km (0.089 R)
• M22: 3,559,681 km (0.064 R)
• M23: 3,667,093 km (0.086 R)
• M24: 3,791,259 km (0.116 R)
• M25: 3,980,051 km (0.06 R)
• M26: 4,075,794 km (0.107 R)
• M27: 4,204,448 km (0.096 R)
• M28: 4,416,728 km (0.087 R)
• M29: 4,548,972 km (0.075 R)
• M30: 4,741,654 km (0.056 R)
• M31: 4,877,339 km (0.094 R)
• M32: 5,031,425 km (0.104 R)
• M33: 5,169,803 km (0.106 R)
• M34: 5,388,665 km (0.073 R)
• M35: 5,503,706 km (0.113 R)
• M36: 5,601,842 km (0.084 R)
• M37: 5,718,379 km (0.083 R)
• M38: 6,054,675 km (0.113 R)
• M39: 6,266,954 km (0.06 R)

Asteroid Belt

Center: 5.11 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.6

Radius: 6.4

Gravity: 24.11 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 7.93 AU - 10.19 AU

Year: 17608 Days

Day: 20.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 78,959,065 km

• M1: 254,466 km (0.108 R)
• M2: 1,014,872 km (0.093 R)
• M3: 1,447,509 km (0.092 R)
• M4: 1,603,540 km (0.04 R)
• M5: 1,864,438 km (0.06 R)
• M6: 2,389,228 km (0.118 R)
• M7: 2,649,229 km (0.05 R)
• M8: 3,565,665 km (0.102 R)
• M9: 4,211,479 km (0.075 R)
• M10: 4,300,340 km (0.084 R)
• M11: 4,754,071 km (0.07 R)
• M12: 4,939,722 km (0.081 R)
• M13: 5,080,643 km (0.093 R)
• M14: 5,175,338 km (0.108 R)
• M15: 5,414,545 km (0.079 R)
• M16: 6,663,987 km (0.087 R)
• M17: 6,715,748 km (0.069 R)
• M18: 7,294,093 km (0.078 R)
• M19: 8,108,354 km (0.114 R)
• M20: 8,163,705 km (0.091 R)
• M21: 8,274,707 km (0.089 R)
• M22: 9,065,631 km (0.099 R)
• M23: 9,645,173 km (0.076 R)
• M24: 10,236,833 km (0.075 R)
• M25: 11,954,815 km (0.061 R)
• M26: 12,207,485 km (0.111 R)
• M27: 13,170,597 km (0.106 R)
• M28: 13,694,189 km (0.106 R)
• M29: 14,224,663 km (0.111 R)
• M30: 14,964,873 km (0.117 R)
• M31: 15,305,508 km (0.11 R)
• M32: 16,203,095 km (0.067 R)
• M33: 16,272,808 km (0.106 R)
• M34: 19,513,097 km (0.112 R)
• M35: 20,711,975 km (0.057 R)
• M36: 21,320,240 km (0.078 R)
• M37: 22,944,873 km (0.077 R)
• M38: 23,258,729 km (0.087 R)
• M39: 25,252,869 km (0.093 R)
• M40: 25,902,423 km (0.056 R)
• M41: 26,311,273 km (0.1 R)
• M42: 27,052,531 km (0.077 R)
• M43: 27,467,216 km (0.106 R)
• M44: 27,633,719 km (0.096 R)
• M45: 28,135,171 km (0.105 R)
• M46: 29,913,889 km (0.103 R)
• M47: 29,999,609 km (0.114 R)
• M48: 30,342,787 km (0.046 R)
• M49: 30,860,096 km (0.113 R)
• M50: 32,958,356 km (0.077 R)
• M51: 34,831,770 km (0.109 R)
• M52: 35,463,821 km (0.093 R)
• M53: 35,645,133 km (0.115 R)
• M54: 37,014,702 km (0.087 R)
• M55: 37,290,710 km (0.07 R)
• M56: 39,429,212 km (0.071 R)
• M57: 39,899,248 km (0.039 R)
• M58: 41,798,243 km (0.114 R)
• M59: 42,373,746 km (0.088 R)
• M60: 44,701,489 km (0.108 R)
• M61: 45,585,014 km (0.096 R)
• M62: 46,672,890 km (0.109 R)
• M63: 47,669,062 km (0.097 R)
• M64: 47,769,143 km (0.113 R)
• M65: 47,869,224 km (0.05 R)
• M66: 48,169,916 km (0.104 R)
• M67: 48,471,206 km (0.064 R)
• M68: 50,393,838 km (0.059 R)
• M69: 50,495,714 km (0.075 R)
• M70: 51,518,365 km (0.051 R)
• M71: 52,444,526 km (0.093 R)
• M72: 54,522,440 km (0.108 R)
• M73: 54,627,009 km (0.086 R)
• M74: 55,466,253 km (0.092 R)
• M75: 55,887,371 km (0.064 R)
• M76: 56,415,302 km (0.093 R)
• M77: 57,051,093 km (0.1 R)
• M78: 58,115,930 km (0.107 R)
• M79: 60,481,671 km (0.05 R)
• M80: 61,458,545 km (0.112 R)
• M81: 62,003,530 km (0.092 R)
• M82: 62,878,678 km (0.105 R)
• M83: 64,752,242 km (0.12 R)
• M84: 67,540,297 km (0.083 R)
• M85: 68,328,079 km (0.102 R)
• M86: 70,823,372 km (0.116 R)
• M87: 71,280,244 km (0.114 R)
• M88: 72,426,762 km (0.096 R)
• M89: 74,158,058 km (0.092 R)
• M90: 75,902,818 km (0.103 R)
• M91: 77,543,458 km (0.071 R)
• M92: 78,486,224 km (0.067 R)
• M93: 78,722,588 km (0.071 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 10,603 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit