🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.57 AU - 0.83 AU

Year: 223 Days

Day: 25.8 Hours

Environment

Temp: 166 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,537,439 km

• M1: 105,317 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.44 AU - 2.38 AU

Year: 1005 Days

Day: 29.2 Hours

Environment

Temp: -78 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.24 AU - 2.77 AU

Year: 1505 Days

Day: 43.5 Hours

Environment

Temp: -109 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.2

Radius: 11.1

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 8.07 AU - 10.85 AU

Year: 11080 Days

Day: 12.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 91,537,439 km

• M1: 141,520 km (0.087 R)
• M2: 246,238 km (0.065 R)
• M3: 528,080 km (0.111 R)
• M4: 1,036,863 km (0.119 R)
• M5: 1,206,058 km (0.113 R)
• M6: 1,650,214 km (0.113 R)
• M7: 1,769,144 km (0.116 R)
• M8: 2,100,205 km (0.073 R)
• M9: 2,273,289 km (0.11 R)
• M10: 2,451,161 km (0.037 R)
• M11: 2,964,132 km (0.05 R)
• M12: 3,159,058 km (0.108 R)
• M13: 3,535,895 km (0.115 R)
• M14: 3,638,819 km (0.118 R)
• M15: 3,795,148 km (0.113 R)
• M16: 4,087,612 km (0.049 R)
• M17: 4,305,128 km (0.084 R)
• M18: 4,694,680 km (0.089 R)
• M19: 4,779,652 km (0.113 R)
• M20: 4,865,222 km (0.098 R)
• M21: 5,037,858 km (0.111 R)
• M22: 5,448,354 km (0.083 R)
• M23: 5,718,079 km (0.052 R)
• M24: 5,839,403 km (0.091 R)
• M25: 6,023,109 km (0.043 R)
• M26: 6,146,528 km (0.072 R)
• M27: 6,333,226 km (0.117 R)
• M28: 7,995,707 km (0.076 R)
• M29: 8,165,650 km (0.057 R)
• M30: 8,440,013 km (0.069 R)
• M31: 8,543,834 km (0.111 R)
• M32: 8,962,857 km (0.054 R)
• M33: 9,317,255 km (0.096 R)
• M34: 10,003,310 km (0.09 R)
• M35: 10,742,922 km (0.107 R)
• M36: 11,347,447 km (0.119 R)
• M37: 12,747,683 km (0.102 R)
• M38: 13,630,012 km (0.044 R)
• M39: 14,325,343 km (0.063 R)
• M40: 15,158,004 km (0.09 R)
• M41: 15,878,318 km (0.072 R)
• M42: 16,566,319 km (0.118 R)
• M43: 17,528,233 km (0.12 R)
• M44: 18,914,257 km (0.112 R)
• M45: 19,095,719 km (0.092 R)
• M46: 19,323,258 km (0.112 R)
• M47: 20,941,458 km (0.048 R)
• M48: 21,506,190 km (0.068 R)
• M49: 22,410,659 km (0.106 R)
• M50: 23,815,083 km (0.089 R)
• M51: 23,961,989 km (0.044 R)
• M52: 24,207,628 km (0.033 R)
• M53: 24,503,234 km (0.108 R)
• M54: 24,701,152 km (0.052 R)
• M55: 25,748,337 km (0.091 R)
• M56: 26,252,182 km (0.098 R)
• M57: 26,708,456 km (0.077 R)
• M58: 27,834,629 km (0.069 R)
• M59: 28,041,074 km (0.1 R)
• M60: 28,819,731 km (0.102 R)
• M61: 29,290,365 km (0.113 R)
• M62: 29,447,742 km (0.091 R)
• M63: 29,552,910 km (0.077 R)
• M64: 29,710,736 km (0.113 R)
• M65: 29,869,010 km (0.092 R)
• M66: 30,080,392 km (0.052 R)
• M67: 30,345,180 km (0.095 R)
• M68: 30,610,866 km (0.118 R)
• M69: 30,877,300 km (0.107 R)
• M70: 31,412,561 km (0.096 R)
• M71: 32,166,983 km (0.079 R)
• M72: 32,600,817 km (0.1 R)
• M73: 33,638,876 km (0.073 R)
• M74: 33,748,681 km (0.093 R)
• M75: 33,913,837 km (0.108 R)
• M76: 34,798,709 km (0.108 R)
• M77: 35,244,062 km (0.09 R)
• M78: 36,760,834 km (0.118 R)
• M79: 37,157,568 km (0.07 R)
• M80: 37,555,797 km (0.1 R)
• M81: 37,669,791 km (0.115 R)
• M82: 37,841,081 km (0.071 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 524.7

Radius: 3.3

Gravity: 48.18 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 15.47 AU - 21.41 AU

Year: 30153 Days

Day: 19.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 91,537,439 km

• M1: 192,532 km (0.11 R)
• M2: 243,845 km (0.088 R)
• M3: 492,925 km (0.119 R)
• M4: 614,698 km (0.113 R)
• M5: 666,010 km (0.078 R)
• M6: 1,487,900 km (0.09 R)
• M7: 1,735,634 km (0.057 R)
• M8: 1,958,087 km (0.11 R)
• M9: 2,429,619 km (0.11 R)
• M10: 2,594,177 km (0.101 R)
• M11: 2,848,044 km (0.032 R)
• M12: 3,154,122 km (0.098 R)
• M13: 3,702,697 km (0.068 R)
• M14: 3,844,516 km (0.117 R)
• M15: 3,892,088 km (0.039 R)
• M16: 4,731,631 km (0.105 R)
• M17: 5,145,269 km (0.04 R)
• M18: 6,796,830 km (0.119 R)
• M19: 7,321,619 km (0.087 R)
• M20: 7,499,341 km (0.119 R)
• M21: 7,798,836 km (0.093 R)
• M22: 8,163,406 km (0.07 R)
• M23: 8,909,152 km (0.035 R)
• M24: 9,936,590 km (0.083 R)
• M25: 11,136,664 km (0.115 R)
• M26: 11,892,283 km (0.118 R)
• M27: 12,311,306 km (0.095 R)
• M28: 12,381,617 km (0.08 R)
• M29: 12,806,326 km (0.116 R)
• M30: 13,380,034 km (0.118 R)
• M31: 13,524,844 km (0.11 R)
• M32: 13,742,808 km (0.055 R)
• M33: 14,329,980 km (0.06 R)
• M34: 16,294,050 km (0.087 R)
• M35: 17,386,115 km (0.102 R)
• M36: 18,100,445 km (0.047 R)
• M37: 19,639,807 km (0.082 R)
• M38: 19,886,643 km (0.057 R)
• M39: 21,052,310 km (0.071 R)
• M40: 22,239,818 km (0.101 R)
• M41: 22,755,332 km (0.081 R)
• M42: 24,237,398 km (0.06 R)
• M43: 24,679,161 km (0.079 R)
• M44: 25,212,926 km (0.076 R)
• M45: 25,930,248 km (0.034 R)
• M46: 26,020,455 km (0.091 R)
• M47: 26,745,407 km (0.117 R)
• M48: 27,845,250 km (0.06 R)
• M49: 28,307,956 km (0.086 R)
• M50: 29,334,646 km (0.111 R)
• M51: 30,278,609 km (0.116 R)
• M52: 30,563,593 km (0.088 R)
• M53: 31,616,612 km (0.116 R)
• M54: 32,389,884 km (0.054 R)
• M55: 33,267,275 km (0.043 R)
• M56: 33,365,262 km (0.04 R)
• M57: 34,449,098 km (0.075 R)
• M58: 35,144,878 km (0.086 R)
• M59: 35,544,604 km (0.084 R)
• M60: 36,146,885 km (0.109 R)
• M61: 36,651,329 km (0.099 R)
• M62: 36,752,606 km (0.074 R)
• M63: 36,955,162 km (0.105 R)
• M64: 38,281,347 km (0.09 R)
• M65: 39,001,960 km (0.118 R)
• M66: 39,934,852 km (0.093 R)
• M67: 43,846,837 km (0.112 R)
• M68: 44,276,931 km (0.058 R)
• M69: 44,600,511 km (0.055 R)
• M70: 45,358,523 km (0.079 R)
• M71: 46,558,149 km (0.098 R)
• M72: 47,547,439 km (0.069 R)
• M73: 48,432,759 km (0.075 R)
• M74: 49,435,065 km (0.11 R)
• M75: 50,556,750 km (0.086 R)
• M76: 51,686,812 km (0.086 R)
• M77: 52,710,959 km (0.054 R)
• M78: 53,282,872 km (0.06 R)
• M79: 54,086,961 km (0.051 R)
• M80: 59,588,572 km (0.082 R)
• M81: 61,261,375 km (0.03 R)
• M82: 65,387,883 km (0.056 R)
• M83: 66,371,638 km (0.101 R)
• M84: 66,618,475 km (0.101 R)
• M85: 67,484,347 km (0.105 R)
• M86: 69,853,679 km (0.116 R)
• M87: 71,616,689 km (0.12 R)
• M88: 73,139,596 km (0.107 R)
• M89: 73,777,182 km (0.115 R)
• M90: 74,929,684 km (0.077 R)
• M91: 75,058,188 km (0.081 R)
• M92: 75,830,113 km (0.107 R)
• M93: 76,863,685 km (0.083 R)
• M94: 78,683,394 km (0.05 R)
• M95: 79,991,926 km (0.109 R)
• M96: 80,780,457 km (0.12 R)
• M97: 88,534,713 km (0.111 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 12,177 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit