🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.78 AU - 0.84 AU

Year: 273 Days

Day: 14.2 Hours

Environment

Temp: 166 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.51 AU - 2.41 AU

Year: 1028 Days

Day: 33.7 Hours

Environment

Temp: -77 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.54 AU - 2.52 AU

Year: 1084 Days

Day: 37.6 Hours

Environment

Temp: -75 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726

Radius: 13.8

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 7.94 AU - 10.6 AU

Year: 10577 Days

Day: 14.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 67,281,124 km

• M1: 189,541 km (0.041 R)
• M2: 283,638 km (0.046 R)
• M3: 654,191 km (0.115 R)
• M4: 952,190 km (0.048 R)
• M5: 1,652,009 km (0.099 R)
• M6: 2,041,413 km (0.054 R)
• M7: 2,763,521 km (0.114 R)
• M8: 3,841,374 km (0.09 R)
• M9: 5,037,260 km (0.107 R)
• M10: 5,141,828 km (0.092 R)
• M11: 5,894,754 km (0.071 R)
• M12: 6,116,309 km (0.081 R)
• M13: 7,225,727 km (0.053 R)
• M14: 7,344,059 km (0.041 R)
• M15: 7,462,989 km (0.044 R)
• M16: 8,067,664 km (0.119 R)
• M17: 8,272,613 km (0.097 R)
• M18: 9,110,361 km (0.052 R)
• M19: 10,063,000 km (0.076 R)
• M20: 11,047,204 km (0.084 R)
• M21: 11,229,415 km (0.068 R)
• M22: 11,828,704 km (0.113 R)
• M23: 11,968,578 km (0.1 R)
• M24: 12,628,155 km (0.06 R)
• M25: 13,010,527 km (0.091 R)
• M26: 13,982,913 km (0.051 R)
• M27: 14,180,083 km (0.072 R)
• M28: 15,894,325 km (0.116 R)
• M29: 16,151,933 km (0.079 R)
• M30: 16,567,067 km (0.05 R)
• M31: 16,828,264 km (0.066 R)
• M32: 16,985,641 km (0.119 R)
• M33: 17,090,809 km (0.106 R)
• M34: 17,196,275 km (0.084 R)
• M35: 17,460,764 km (0.072 R)
• M36: 17,940,225 km (0.083 R)
• M37: 18,370,020 km (0.115 R)
• M38: 19,021,220 km (0.1 R)
• M39: 19,130,576 km (0.073 R)
• M40: 20,346,358 km (0.064 R)
• M41: 20,626,255 km (0.086 R)
• M42: 21,189,641 km (0.118 R)
• M43: 21,359,734 km (0.069 R)
• M44: 22,044,293 km (0.116 R)
• M45: 22,331,821 km (0.036 R)
• M46: 22,910,316 km (0.092 R)
• M47: 23,084,896 km (0.063 R)
• M48: 23,552,539 km (0.078 R)
• M49: 24,675,570 km (0.099 R)
• M50: 25,093,846 km (0.119 R)
• M51: 25,273,812 km (0.117 R)
• M52: 25,634,942 km (0.069 R)
• M53: 28,148,485 km (0.12 R)
• M54: 28,460,397 km (0.026 R)
• M55: 28,836,186 km (0.11 R)
• M56: 30,291,923 km (0.108 R)
• M57: 33,670,442 km (0.113 R)
• M58: 34,934,544 km (0.082 R)
• M59: 35,336,812 km (0.029 R)
• M60: 35,605,939 km (0.068 R)
• M61: 36,961,744 km (0.098 R)
• M62: 37,098,327 km (0.12 R)
• M63: 38,196,525 km (0.038 R)
• M64: 39,235,632 km (0.105 R)
• M65: 41,412,730 km (0.067 R)
• M66: 41,696,517 km (0.086 R)
• M67: 41,838,635 km (0.033 R)
• M68: 41,980,902 km (0.109 R)
• M69: 43,125,027 km (0.101 R)
• M70: 45,224,783 km (0.092 R)
• M71: 45,370,790 km (0.108 R)
• M72: 46,103,371 km (0.113 R)
• M73: 46,766,090 km (0.062 R)
• M74: 47,209,647 km (0.109 R)
• M75: 47,431,800 km (0.105 R)
• M76: 49,899,866 km (0.071 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 219.4

Radius: 7.9

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 14.89 AU - 21.75 AU

Year: 29384 Days

Day: 22.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 67,281,124 km

• M1: 109,356 km (0.1 R)
• M2: 413,040 km (0.064 R)
• M3: 464,950 km (0.11 R)
• M4: 1,012,478 km (0.034 R)
• M5: 1,675,795 km (0.106 R)
• M6: 1,882,091 km (0.038 R)
• M7: 2,034,381 km (0.094 R)
• M8: 2,159,296 km (0.038 R)
• M9: 2,582,807 km (0.111 R)
• M10: 3,031,750 km (0.03 R)
• M11: 3,247,321 km (0.061 R)
• M12: 3,467,828 km (0.079 R)
• M13: 3,542,328 km (0.103 R)
• M14: 3,769,418 km (0.101 R)
• M15: 4,478,811 km (0.079 R)
• M16: 4,724,450 km (0.118 R)
• M17: 5,927,965 km (0.053 R)
• M18: 6,017,425 km (0.05 R)
• M19: 7,557,236 km (0.077 R)
• M20: 7,898,768 km (0.101 R)
• M21: 10,481,874 km (0.069 R)
• M22: 11,248,114 km (0.084 R)
• M23: 11,470,417 km (0.105 R)
• M24: 11,862,812 km (0.109 R)
• M25: 12,316,692 km (0.107 R)
• M26: 13,183,013 km (0.044 R)
• M27: 13,476,225 km (0.105 R)
• M28: 13,535,167 km (0.075 R)
• M29: 14,068,932 km (0.102 R)
• M30: 14,852,226 km (0.066 R)
• M31: 15,096,071 km (0.072 R)
• M32: 17,222,006 km (0.117 R)
• M33: 17,542,445 km (0.115 R)
• M34: 17,606,772 km (0.026 R)
• M35: 18,319,606 km (0.108 R)
• M36: 18,581,103 km (0.089 R)
• M37: 18,646,627 km (0.089 R)
• M38: 18,778,123 km (0.067 R)
• M39: 18,909,769 km (0.052 R)
• M40: 19,107,986 km (0.109 R)
• M41: 19,306,802 km (0.063 R)
• M42: 20,311,053 km (0.104 R)
• M43: 21,883,925 km (0.111 R)
• M44: 22,300,704 km (0.119 R)
• M45: 23,212,503 km (0.12 R)
• M46: 23,779,778 km (0.117 R)
• M47: 24,208,227 km (0.064 R)
• M48: 24,927,792 km (0.088 R)
• M49: 26,093,908 km (0.103 R)
• M50: 26,609,572 km (0.102 R)
• M51: 27,128,676 km (0.108 R)
• M52: 27,501,474 km (0.055 R)
• M53: 28,101,661 km (0.095 R)
• M54: 29,697,272 km (0.092 R)
• M55: 30,081,439 km (0.098 R)
• M56: 30,235,525 km (0.107 R)
• M57: 30,312,717 km (0.086 R)
• M58: 30,854,860 km (0.109 R)
• M59: 33,532,961 km (0.111 R)
• M60: 34,737,972 km (0.111 R)
• M61: 34,818,904 km (0.074 R)
• M62: 34,980,769 km (0.039 R)
• M63: 35,386,479 km (0.114 R)
• M64: 37,273,057 km (0.1 R)
• M65: 37,438,662 km (0.099 R)
• M66: 40,630,931 km (0.082 R)
• M67: 42,173,285 km (0.112 R)
• M68: 42,432,239 km (0.086 R)
• M69: 43,386,225 km (0.118 R)
• M70: 43,473,291 km (0.037 R)
• M71: 46,201,058 km (0.064 R)
• M72: 47,003,352 km (0.096 R)
• M73: 47,271,880 km (0.044 R)
• M74: 48,621,851 km (0.066 R)
• M75: 48,983,878 km (0.071 R)
• M76: 49,710,774 km (0.108 R)
• M77: 49,984,389 km (0.073 R)
• M78: 50,258,302 km (0.047 R)
• M79: 50,349,856 km (0.093 R)
• M80: 51,175,337 km (0.093 R)
• M81: 51,728,251 km (0.078 R)
• M82: 52,839,763 km (0.114 R)
• M83: 55,747,796 km (0.083 R)
• M84: 57,078,020 km (0.098 R)
• M85: 57,938,657 km (0.054 R)
• M86: 58,803,632 km (0.111 R)
• M87: 59,382,576 km (0.064 R)
• M88: 59,479,365 km (0.105 R)
• M89: 62,305,868 km (0.093 R)
• M90: 63,488,289 km (0.096 R)
• M91: 64,280,709 km (0.054 R)
• M92: 64,877,156 km (0.078 R)
• M93: 66,075,435 km (0.061 R)
• M94: 66,576,887 km (0.104 R)
• M95: 67,281,194 km (0.112 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 17,717 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit