🌌 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: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.39 AU - 0.63 AU

Year: 135 Days

Day: 14.8 Hours

Environment

Temp: 208 °C

Axial Tilt: 150.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,118,919 km

• M1: 51,312 km (0.056 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.71 AU - 0.95 AU

Year: 280 Days

Day: 33.4 Hours

Environment

Temp: 154 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,118,919 km

• M1: 46,974 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.82 AU - 0.98 AU

Year: 317 Days

Day: 12.1 Hours

Environment

Temp: 22 °C

Axial Tilt: 15 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.46 AU - 2.22 AU

Year: 926 Days

Day: 39.7 Hours

Environment

Temp: -60 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,118,919 km

• M1: 1,000,660 km (0.079 R)

Asteroid Belt

Center: 5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153

Radius: 8.2

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 6.5 AU - 9.82 AU

Year: 8644 Days

Day: 11.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 75,118,919 km

• M1: 422,764 km (0.116 R)
• M2: 652,845 km (0.046 R)
• M3: 1,154,148 km (0.036 R)
• M4: 1,737,430 km (0.112 R)
• M5: 2,059,663 km (0.088 R)
• M6: 2,889,034 km (0.106 R)
• M7: 3,831,351 km (0.091 R)
• M8: 5,131,057 km (0.118 R)
• M9: 6,284,457 km (0.104 R)
• M10: 6,554,182 km (0.112 R)
• M11: 6,802,664 km (0.059 R)
• M12: 7,155,715 km (0.078 R)
• M13: 7,618,421 km (0.107 R)
• M14: 8,250,472 km (0.085 R)
• M15: 8,303,879 km (0.04 R)
• M16: 8,411,140 km (0.112 R)
• M17: 8,735,468 km (0.095 R)
• M18: 9,009,083 km (0.118 R)
• M19: 9,817,959 km (0.097 R)
• M20: 9,874,656 km (0.118 R)
• M21: 9,959,927 km (0.066 R)
• M22: 10,737,537 km (0.091 R)
• M23: 10,795,880 km (0.079 R)
• M24: 11,266,814 km (0.1 R)
• M25: 12,381,318 km (0.088 R)
• M26: 13,562,094 km (0.111 R)
• M27: 13,625,224 km (0.088 R)
• M28: 13,815,214 km (0.041 R)
• M29: 15,630,734 km (0.087 R)
• M30: 15,697,005 km (0.119 R)
• M31: 16,938,817 km (0.106 R)
• M32: 18,142,482 km (0.073 R)
• M33: 18,526,350 km (0.063 R)
• M34: 18,666,673 km (0.102 R)
• M35: 19,945,136 km (0.106 R)
• M36: 20,233,112 km (0.107 R)
• M37: 20,740,249 km (0.067 R)
• M38: 21,325,027 km (0.091 R)
• M39: 21,472,082 km (0.044 R)
• M40: 21,582,485 km (0.041 R)
• M41: 26,272,976 km (0.03 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 296

Radius: 7.8

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 17.73 AU - 19.55 AU

Year: 29845 Days

Day: 24 Hours

Environment

Temp: -192 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 75,118,919 km

• M1: 123,568 km (0.076 R)
• M2: 358,736 km (0.065 R)
• M3: 448,494 km (0.044 R)
• M4: 609,462 km (0.08 R)
• M5: 674,836 km (0.11 R)
• M6: 910,752 km (0.077 R)
• M7: 1,064,688 km (0.116 R)
• M8: 1,283,251 km (0.104 R)
• M9: 1,762,861 km (0.107 R)
• M10: 2,433,957 km (0.105 R)
• M11: 2,576,973 km (0.097 R)
• M12: 3,532,604 km (0.082 R)
• M13: 4,630,802 km (0.12 R)
• M14: 4,808,674 km (0.035 R)
• M15: 5,355,454 km (0.032 R)
• M16: 5,542,152 km (0.049 R)
• M17: 6,066,642 km (0.119 R)
• M18: 8,050,609 km (0.072 R)
• M19: 8,480,404 km (0.06 R)
• M20: 10,505,510 km (0.033 R)
• M21: 10,739,482 km (0.069 R)
• M22: 11,212,360 km (0.109 R)
• M23: 12,056,392 km (0.108 R)
• M24: 13,234,325 km (0.087 R)
• M25: 13,932,798 km (0.093 R)
• M26: 14,578,312 km (0.111 R)
• M27: 16,572,602 km (0.088 R)
• M28: 16,708,586 km (0.079 R)
• M29: 18,439,284 km (0.108 R)
• M30: 18,721,426 km (0.052 R)
• M31: 19,576,527 km (0.096 R)
• M32: 19,792,397 km (0.075 R)
• M33: 20,081,270 km (0.03 R)
• M34: 21,398,629 km (0.119 R)
• M35: 22,217,378 km (0.12 R)
• M36: 22,894,907 km (0.032 R)
• M37: 23,655,762 km (0.118 R)
• M38: 24,039,181 km (0.094 R)
• M39: 24,424,695 km (0.102 R)
• M40: 24,502,037 km (0.08 R)
• M41: 25,987,245 km (0.111 R)
• M42: 26,382,931 km (0.074 R)
• M43: 26,462,218 km (0.087 R)
• M44: 27,260,322 km (0.116 R)
• M45: 27,662,441 km (0.079 R)
• M46: 28,716,807 km (0.035 R)
• M47: 30,697,782 km (0.088 R)
• M48: 31,536,129 km (0.033 R)
• M49: 32,212,162 km (0.038 R)
• M50: 35,051,230 km (0.04 R)
• M51: 35,313,325 km (0.1 R)
• M52: 35,663,684 km (0.085 R)
• M53: 35,751,498 km (0.094 R)
• M54: 36,899,212 km (0.108 R)
• M55: 38,778,610 km (0.028 R)
• M56: 39,321,352 km (0.117 R)
• M57: 39,502,814 km (0.035 R)
• M58: 39,593,620 km (0.116 R)
• M59: 40,688,975 km (0.106 R)
• M60: 40,780,679 km (0.095 R)
• M61: 41,794,354 km (0.067 R)
• M62: 42,350,708 km (0.049 R)
• M63: 43,002,955 km (0.103 R)
• M64: 43,752,291 km (0.118 R)
• M65: 44,128,679 km (0.092 R)
• M66: 44,789,902 km (0.061 R)
• M67: 45,739,998 km (0.083 R)
• M68: 46,217,664 km (0.112 R)
• M69: 46,985,250 km (0.097 R)
• M70: 47,467,105 km (0.095 R)
• M71: 49,313,292 km (0.106 R)
• M72: 49,704,940 km (0.073 R)
• M73: 50,984,899 km (0.074 R)
• M74: 51,777,917 km (0.063 R)
• M75: 51,976,733 km (0.119 R)
• M76: 52,674,906 km (0.048 R)
• M77: 53,376,221 km (0.056 R)
• M78: 53,979,699 km (0.055 R)
• M79: 54,080,528 km (0.06 R)
• M80: 55,193,536 km (0.115 R)
• M81: 60,242,614 km (0.115 R)
• M82: 61,923,047 km (0.073 R)
• M83: 62,028,513 km (0.097 R)
• M84: 63,831,766 km (0.115 R)
• M85: 64,365,531 km (0.111 R)
• M86: 64,686,418 km (0.084 R)
• M87: 65,437,250 km (0.082 R)
• M88: 65,867,494 km (0.074 R)
• M89: 66,298,784 km (0.042 R)
• M90: 66,406,794 km (0.072 R)
• M91: 67,164,208 km (0.1 R)
• M92: 67,381,125 km (0.114 R)
• M93: 67,924,464 km (0.084 R)
• M94: 69,343,999 km (0.056 R)
• M95: 69,453,504 km (0.104 R)
• M96: 70,662,853 km (0.093 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 18,160 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit