🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.56 AU - 0.68 AU

Year: 320 Days

Day: 38.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.59 AU - 0.65 AU

Year: 320 Days

Day: 19.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.3

Radius: 11.6

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.77 AU - 1.05 AU

Year: 569 Days

Day: 10.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 59,384,912 km

• M1: 156,479 km (0.102 R)
• M2: 232,176 km (0.112 R)
• M3: 321,336 km (0.095 R)
• M4: 471,682 km (0.11 R)
• M5: 557,551 km (0.087 R)
• M6: 631,752 km (0.105 R)
• M7: 709,991 km (0.106 R)
• M8: 826,827 km (0.084 R)
• M9: 956,080 km (0.082 R)
• M10: 1,042,697 km (0.111 R)
• M11: 1,206,806 km (0.109 R)
• M12: 1,313,170 km (0.117 R)
• M13: 1,429,108 km (0.109 R)
• M14: 1,504,207 km (0.095 R)
• M15: 1,580,651 km (0.102 R)
• M16: 1,691,354 km (0.113 R)
• M17: 1,764,507 km (0.064 R)
• M18: 1,872,816 km (0.063 R)
• M19: 2,046,648 km (0.071 R)
• M20: 2,132,069 km (0.075 R)
• M21: 2,440,540 km (0.094 R)
• M22: 2,922,245 km (0.087 R)
• M23: 3,051,348 km (0.033 R)
• M24: 3,141,406 km (0.103 R)
• M25: 3,248,817 km (0.077 R)
• M26: 3,323,915 km (0.095 R)
• M27: 3,442,097 km (0.082 R)
• M28: 3,813,549 km (0.087 R)
• M29: 3,946,242 km (0.052 R)
• M30: 4,071,456 km (0.095 R)
• M31: 4,216,266 km (0.11 R)
• M32: 4,473,724 km (0.081 R)
• M33: 4,717,569 km (0.12 R)
• M34: 4,821,988 km (0.069 R)
• M35: 4,898,433 km (0.095 R)
• M36: 4,994,624 km (0.089 R)
• M37: 5,130,459 km (0.061 R)
• M38: 5,316,559 km (0.096 R)
• M39: 5,395,696 km (0.112 R)
• M40: 5,505,052 km (0.087 R)
• M41: 5,584,937 km (0.072 R)
• M42: 5,705,812 km (0.106 R)
• M43: 5,796,917 km (0.115 R)
• M44: 5,929,461 km (0.057 R)
• M45: 6,042,408 km (0.053 R)
• M46: 6,280,867 km (0.118 R)
• M47: 6,385,436 km (0.119 R)
• M48: 6,469,659 km (0.052 R)
• M49: 6,692,261 km (0.088 R)
• M50: 6,788,452 km (0.077 R)
• M51: 6,982,331 km (0.108 R)
• M52: 7,090,789 km (0.081 R)
• M53: 7,167,084 km (0.104 R)
• M54: 7,254,599 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.5

Radius: 12.8

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.04 AU - 2.08 AU

Year: 1940 Days

Day: 14.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 59,384,912 km

• M1: 164,258 km (0.119 R)
• M2: 255,364 km (0.12 R)
• M3: 421,716 km (0.085 R)
• M4: 635,641 km (0.073 R)
• M5: 754,422 km (0.05 R)
• M6: 914,791 km (0.105 R)
• M7: 1,038,060 km (0.103 R)
• M8: 1,152,502 km (0.071 R)
• M9: 1,411,007 km (0.082 R)
• M10: 1,539,362 km (0.049 R)
• M11: 1,825,543 km (0.118 R)
• M12: 1,975,141 km (0.109 R)
• M13: 2,083,450 km (0.032 R)
• M14: 2,268,353 km (0.076 R)
• M15: 2,372,473 km (0.11 R)
• M16: 2,497,686 km (0.108 R)
• M17: 2,795,087 km (0.103 R)
• M18: 2,937,953 km (0.055 R)
• M19: 3,031,002 km (0.111 R)
• M20: 3,295,043 km (0.11 R)
• M21: 3,500,889 km (0.079 R)
• M22: 3,744,435 km (0.072 R)
• M23: 3,845,862 km (0.108 R)
• M24: 4,330,858 km (0.106 R)
• M25: 4,592,804 km (0.085 R)
• M26: 4,774,266 km (0.091 R)
• M27: 4,909,054 km (0.025 R)
• M28: 5,219,919 km (0.11 R)
• M29: 5,346,179 km (0.071 R)
• M30: 5,447,906 km (0.074 R)
• M31: 5,563,096 km (0.101 R)
• M32: 5,783,005 km (0.119 R)
• M33: 6,419,245 km (0.11 R)
• M34: 7,147,786 km (0.095 R)
• M35: 7,245,922 km (0.11 R)
• M36: 7,643,254 km (0.04 R)
• M37: 8,004,084 km (0.081 R)
• M38: 8,385,260 km (0.117 R)
• M39: 8,727,540 km (0.102 R)
• M40: 9,180,821 km (0.104 R)
• M41: 9,564,390 km (0.095 R)
• M42: 10,236,683 km (0.115 R)
• M43: 10,538,572 km (0.111 R)
• M44: 10,618,457 km (0.084 R)
• M45: 10,714,648 km (0.085 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 420.8

Radius: 4.1

Gravity: 25.03 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 6.76 AU - 11.16 AU

Year: 17594 Days

Day: 22.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 59,384,912 km

• M1: 149,299 km (0.1 R)
• M2: 344,075 km (0.099 R)
• M3: 714,330 km (0.099 R)
• M4: 774,917 km (0.111 R)
• M5: 1,034,320 km (0.107 R)
• M6: 1,418,786 km (0.083 R)
• M7: 1,469,799 km (0.104 R)
• M8: 2,012,391 km (0.11 R)
• M9: 2,098,709 km (0.098 R)
• M10: 3,498,047 km (0.048 R)
• M11: 3,955,667 km (0.113 R)
• M12: 4,063,976 km (0.104 R)
• M13: 4,810,619 km (0.103 R)
• M14: 4,849,065 km (0.084 R)
• M15: 4,965,004 km (0.106 R)
• M16: 5,081,840 km (0.049 R)
• M17: 5,437,733 km (0.037 R)
• M18: 5,558,159 km (0.116 R)
• M19: 5,720,174 km (0.118 R)
• M20: 6,425,827 km (0.036 R)
• M21: 7,601,666 km (0.081 R)
• M22: 8,329,161 km (0.095 R)
• M23: 8,561,037 km (0.063 R)
• M24: 8,841,982 km (0.118 R)
• M25: 9,509,488 km (0.115 R)
• M26: 10,045,347 km (0.114 R)
• M27: 10,841,956 km (0.102 R)
• M28: 11,710,372 km (0.082 R)
• M29: 12,389,546 km (0.093 R)
• M30: 13,027,581 km (0.064 R)
• M31: 13,459,021 km (0.1 R)
• M32: 14,391,016 km (0.092 R)
• M33: 15,856,327 km (0.108 R)
• M34: 17,074,054 km (0.103 R)
• M35: 17,604,977 km (0.075 R)
• M36: 17,783,297 km (0.113 R)
• M37: 17,962,067 km (0.085 R)
• M38: 18,865,039 km (0.115 R)
• M39: 19,413,914 km (0.119 R)
• M40: 19,844,457 km (0.071 R)
• M41: 20,402,457 km (0.106 R)
• M42: 20,652,285 km (0.109 R)
• M43: 21,597,594 km (0.095 R)
• M44: 22,043,695 km (0.115 R)
• M45: 22,750,695 km (0.104 R)
• M46: 23,204,425 km (0.115 R)
• M47: 23,792,195 km (0.095 R)
• M48: 25,316,448 km (0.074 R)
• M49: 25,921,421 km (0.075 R)
• M50: 27,282,912 km (0.071 R)
• M51: 27,420,392 km (0.12 R)
• M52: 27,558,022 km (0.118 R)
• M53: 28,947,038 km (0.072 R)
• M54: 29,438,617 km (0.114 R)
• M55: 29,509,078 km (0.061 R)
• M56: 30,287,734 km (0.058 R)
• M57: 31,432,158 km (0.092 R)
• M58: 31,720,583 km (0.085 R)
• M59: 31,865,094 km (0.116 R)
• M60: 32,009,756 km (0.088 R)
• M61: 33,763,342 km (0.105 R)
• M62: 33,910,845 km (0.097 R)
• M63: 34,132,549 km (0.105 R)
• M64: 34,875,153 km (0.108 R)
• M65: 36,830,397 km (0.053 R)
• M66: 37,439,111 km (0.094 R)
• M67: 37,744,740 km (0.106 R)
• M68: 38,281,646 km (0.027 R)
• M69: 38,358,540 km (0.09 R)
• M70: 40,846,203 km (0.096 R)
• M71: 41,634,284 km (0.091 R)
• M72: 42,030,120 km (0.107 R)
• M73: 45,079,523 km (0.041 R)
• M74: 45,893,784 km (0.077 R)
• M75: 46,220,805 km (0.086 R)
• M76: 46,384,615 km (0.092 R)
• M77: 47,536,818 km (0.086 R)
• M78: 48,698,296 km (0.115 R)
• M79: 50,711,135 km (0.083 R)
• M80: 52,068,137 km (0.075 R)
• M81: 52,494,641 km (0.115 R)
• M82: 53,867,052 km (0.113 R)
• M83: 54,125,706 km (0.088 R)
• M84: 54,644,362 km (0.116 R)
• M85: 55,599,245 km (0.07 R)
• M86: 55,773,527 km (0.102 R)
• M87: 55,860,743 km (0.101 R)
• M88: 56,122,539 km (0.116 R)
• M89: 56,910,471 km (0.104 R)
• M90: 57,261,727 km (0.07 R)
• M91: 58,408,544 km (0.067 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 18,601 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit