🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.63 AU - 0.79 AU

Year: 174 Days

Day: 33.3 Hours

Environment

Temp: 316 °C

Axial Tilt: 28.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,287,720 km

• M1: 146,905 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.92 AU - 1.54 AU

Year: 396 Days

Day: 35 Hours

Environment

Temp: 224 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.79 AU - 2.67 AU

Year: 968 Days

Day: 31.7 Hours

Environment

Temp: 44 °C

Axial Tilt: 10.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 75,287,720 km

• M1: 411,993 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 7.35 AU - 9.41 AU

Year: 7049 Days

Day: 28.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 14.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.7

Radius: 9.2

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 11.21 AU - 17.57 AU

Year: 15862 Days

Day: 13.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 75,287,720 km

• M1: 119,678 km (0.118 R)
• M2: 192,084 km (0.117 R)
• M3: 436,826 km (0.042 R)
• M4: 552,016 km (0.066 R)
• M5: 697,276 km (0.053 R)
• M6: 1,093,411 km (0.04 R)
• M7: 2,067,293 km (0.028 R)
• M8: 2,358,560 km (0.116 R)
• M9: 2,478,687 km (0.113 R)
• M10: 2,756,640 km (0.098 R)
• M11: 3,044,765 km (0.073 R)
• M12: 3,478,001 km (0.1 R)
• M13: 3,754,458 km (0.03 R)
• M14: 4,365,415 km (0.104 R)
• M15: 5,597,803 km (0.083 R)
• M16: 6,335,619 km (0.094 R)
• M17: 6,503,767 km (0.1 R)
• M18: 7,322,517 km (0.111 R)
• M19: 8,082,474 km (0.103 R)
• M20: 8,541,290 km (0.089 R)
• M21: 8,820,590 km (0.119 R)
• M22: 10,065,394 km (0.094 R)
• M23: 10,311,183 km (0.099 R)
• M24: 11,774,998 km (0.073 R)
• M25: 11,878,370 km (0.095 R)
• M26: 12,399,569 km (0.096 R)
• M27: 12,715,969 km (0.095 R)
• M28: 13,034,911 km (0.061 R)
• M29: 14,227,057 km (0.059 R)
• M30: 14,724,918 km (0.061 R)
• M31: 14,947,969 km (0.12 R)
• M32: 15,965,534 km (0.082 R)
• M33: 16,424,949 km (0.119 R)
• M34: 16,598,333 km (0.09 R)
• M35: 16,947,045 km (0.064 R)
• M36: 18,186,314 km (0.084 R)
• M37: 18,425,671 km (0.115 R)
• M38: 18,907,525 km (0.069 R)
• M39: 19,271,646 km (0.096 R)
• M40: 20,130,189 km (0.067 R)
• M41: 20,253,906 km (0.115 R)
• M42: 21,189,641 km (0.078 R)
• M43: 22,330,923 km (0.043 R)
• M44: 22,651,511 km (0.064 R)
• M45: 24,408,837 km (0.091 R)
• M46: 25,070,808 km (0.116 R)
• M47: 25,337,242 km (0.07 R)
• M48: 26,819,457 km (0.029 R)
• M49: 27,777,183 km (0.093 R)
• M50: 30,930,856 km (0.097 R)
• M51: 32,007,063 km (0.114 R)
• M52: 33,680,913 km (0.096 R)
• M53: 34,343,632 km (0.058 R)
• M54: 34,787,788 km (0.065 R)
• M55: 34,936,339 km (0.113 R)
• M56: 38,639,784 km (0.107 R)
• M57: 39,642,987 km (0.111 R)
• M58: 41,675,274 km (0.094 R)
• M59: 41,832,950 km (0.094 R)
• M60: 42,307,325 km (0.103 R)
• M61: 42,783,495 km (0.083 R)
• M62: 43,022,253 km (0.115 R)
• M63: 43,181,575 km (0.11 R)
• M64: 44,705,828 km (0.114 R)
• M65: 45,109,892 km (0.092 R)
• M66: 45,433,921 km (0.116 R)
• M67: 45,596,234 km (0.068 R)
• M68: 45,840,079 km (0.069 R)
• M69: 47,312,421 km (0.115 R)
• M70: 47,806,692 km (0.111 R)
• M71: 47,889,270 km (0.115 R)
• M72: 48,800,321 km (0.116 R)
• M73: 48,883,348 km (0.102 R)
• M74: 49,884,308 km (0.108 R)
• M75: 51,906,422 km (0.074 R)
• M76: 52,076,066 km (0.114 R)
• M77: 52,161,038 km (0.06 R)
• M78: 52,246,009 km (0.087 R)
• M79: 52,671,615 km (0.096 R)
• M80: 53,183,838 km (0.071 R)
• M81: 53,269,259 km (0.108 R)
• M82: 53,526,118 km (0.069 R)
• M83: 55,422,271 km (0.074 R)
• M84: 56,640,447 km (0.063 R)
• M85: 57,340,415 km (0.108 R)
• M86: 58,307,565 km (0.043 R)
• M87: 58,395,828 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 22.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 263.5

Radius: 6.7

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 18.99 AU - 26.71 AU

Year: 31739 Days

Day: 22.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 75,287,720 km

• M1: 95,743 km (0.086 R)
• M2: 249,978 km (0.054 R)
• M3: 534,214 km (0.095 R)
• M4: 1,026,989 km (0.075 R)
• M5: 1,785,002 km (0.102 R)
• M6: 2,826,951 km (0.094 R)
• M7: 3,772,260 km (0.108 R)
• M8: 3,980,650 km (0.109 R)
• M9: 4,896,338 km (0.086 R)
• M10: 5,494,730 km (0.073 R)
• M11: 5,731,094 km (0.118 R)
• M12: 6,311,684 km (0.041 R)
• M13: 6,509,452 km (0.051 R)
• M14: 6,709,165 km (0.079 R)
• M15: 6,860,259 km (0.04 R)
• M16: 7,114,725 km (0.103 R)
• M17: 7,166,037 km (0.058 R)
• M18: 7,320,572 km (0.058 R)
• M19: 8,270,668 km (0.097 R)
• M20: 9,881,388 km (0.112 R)
• M21: 10,634,165 km (0.117 R)
• M22: 12,071,800 km (0.104 R)
• M23: 12,688,592 km (0.08 R)
• M24: 12,813,207 km (0.037 R)
• M25: 12,938,271 km (0.114 R)
• M26: 13,696,732 km (0.049 R)
• M27: 14,599,855 km (0.112 R)
• M28: 14,665,079 km (0.105 R)
• M29: 14,730,454 km (0.048 R)
• M30: 14,861,352 km (0.1 R)
• M31: 15,322,861 km (0.042 R)
• M32: 17,008,979 km (0.044 R)
• M33: 18,470,251 km (0.083 R)
• M34: 18,753,140 km (0.089 R)
• M35: 19,466,573 km (0.069 R)
• M36: 19,754,399 km (0.084 R)
• M37: 22,032,774 km (0.114 R)
• M38: 22,483,214 km (0.04 R)
• M39: 24,470,173 km (0.027 R)
• M40: 24,858,678 km (0.092 R)
• M41: 27,232,348 km (0.104 R)
• M42: 27,635,065 km (0.108 R)
• M43: 27,877,563 km (0.046 R)
• M44: 28,446,185 km (0.108 R)
• M45: 28,854,587 km (0.077 R)
• M46: 30,507,943 km (0.089 R)
• M47: 31,430,213 km (0.077 R)
• M48: 33,646,506 km (0.09 R)
• M49: 33,991,927 km (0.088 R)
• M50: 36,000,728 km (0.032 R)
• M51: 38,768,587 km (0.109 R)
• M52: 41,326,861 km (0.111 R)
• M53: 42,532,919 km (0.109 R)
• M54: 43,187,260 km (0.083 R)
• M55: 44,316,574 km (0.106 R)
• M56: 45,837,386 km (0.083 R)
• M57: 46,796,608 km (0.055 R)
• M58: 49,713,616 km (0.076 R)
• M59: 50,797,902 km (0.048 R)
• M60: 51,194,037 km (0.09 R)
• M61: 52,388,875 km (0.117 R)
• M62: 53,190,421 km (0.08 R)
• M63: 53,996,155 km (0.104 R)
• M64: 54,805,778 km (0.083 R)
• M65: 55,110,509 km (0.115 R)
• M66: 55,823,642 km (0.095 R)
• M67: 59,018,155 km (0.119 R)
• M68: 59,226,246 km (0.045 R)
• M69: 60,061,152 km (0.054 R)
• M70: 61,320,915 km (0.086 R)
• M71: 63,439,670 km (0.072 R)
• M72: 66,121,810 km (0.117 R)
• M73: 67,639,929 km (0.031 R)
• M74: 67,857,744 km (0.108 R)
• M75: 68,403,327 km (0.105 R)
• M76: 68,731,246 km (0.075 R)
• M77: 70,268,962 km (0.116 R)
• M78: 70,379,216 km (0.102 R)
• M79: 72,040,201 km (0.041 R)
• M80: 72,596,705 km (0.095 R)
• M81: 72,708,156 km (0.085 R)
• M82: 73,378,204 km (0.104 R)

Kuiper Belt

Range: 37.7 - 52.7 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 10,619 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit