🌌 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: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.54 AU - 0.7 AU

Year: 310 Days

Day: 23.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,671,722 km

• M1: 267,032 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.5

Radius: 10.3

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.83 AU - 0.99 AU

Year: 552 Days

Day: 11.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 73,671,722 km

• M1: 132,843 km (0.075 R)
• M2: 204,351 km (0.066 R)
• M3: 341,532 km (0.104 R)
• M4: 455,974 km (0.099 R)
• M5: 615,446 km (0.097 R)
• M6: 686,953 km (0.08 R)
• M7: 828,922 km (0.098 R)
• M8: 962,961 km (0.088 R)
• M9: 1,089,372 km (0.095 R)
• M10: 1,170,304 km (0.103 R)
• M11: 1,498,073 km (0.099 R)
• M12: 1,562,849 km (0.064 R)
• M13: 1,628,522 km (0.072 R)
• M14: 1,717,683 km (0.09 R)
• M15: 1,976,188 km (0.105 R)
• M16: 2,042,759 km (0.098 R)
• M17: 2,129,526 km (0.069 R)
• M18: 2,337,018 km (0.103 R)
• M19: 2,407,778 km (0.109 R)
• M20: 2,546,006 km (0.113 R)
• M21: 2,692,313 km (0.036 R)
• M22: 2,761,277 km (0.084 R)
• M23: 2,836,076 km (0.081 R)
• M24: 2,982,533 km (0.081 R)
• M25: 3,282,776 km (0.093 R)
• M26: 3,373,731 km (0.11 R)
• M27: 3,511,660 km (0.07 R)
• M28: 3,622,213 km (0.073 R)
• M29: 3,900,764 km (0.114 R)
• M30: 3,979,004 km (0.062 R)
• M31: 4,094,344 km (0.082 R)
• M32: 4,235,565 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.6

Radius: 11.1

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 5 AU - 6.54 AU

Year: 8812 Days

Day: 9.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 73,671,722 km

• M1: 468,840 km (0.03 R)
• M2: 570,865 km (0.117 R)
• M3: 704,606 km (0.073 R)
• M4: 775,815 km (0.076 R)
• M5: 1,171,800 km (0.119 R)
• M6: 1,422,825 km (0.05 R)
• M7: 1,675,197 km (0.076 R)
• M8: 1,857,108 km (0.038 R)
• M9: 1,993,691 km (0.068 R)
• M10: 2,169,319 km (0.051 R)
• M11: 2,535,834 km (0.073 R)
• M12: 2,611,680 km (0.12 R)
• M13: 2,688,124 km (0.105 R)
• M14: 2,941,992 km (0.04 R)
• M15: 3,082,015 km (0.057 R)
• M16: 3,244,778 km (0.064 R)
• M17: 3,600,222 km (0.071 R)
• M18: 4,123,516 km (0.082 R)
• M19: 4,325,922 km (0.068 R)
• M20: 4,647,407 km (0.114 R)
• M21: 4,717,270 km (0.076 R)
• M22: 6,009,795 km (0.069 R)
• M23: 7,134,322 km (0.109 R)
• M24: 7,405,095 km (0.068 R)
• M25: 7,651,781 km (0.09 R)
• M26: 7,762,334 km (0.087 R)
• M27: 7,845,511 km (0.084 R)
• M28: 8,322,728 km (0.104 R)
• M29: 8,694,030 km (0.109 R)
• M30: 9,780,559 km (0.06 R)
• M31: 9,960,825 km (0.113 R)
• M32: 10,142,137 km (0.114 R)
• M33: 10,569,538 km (0.083 R)
• M34: 10,754,591 km (0.077 R)
• M35: 11,034,040 km (0.042 R)
• M36: 12,240,547 km (0.098 R)
• M37: 13,388,561 km (0.113 R)
• M38: 14,365,734 km (0.103 R)
• M39: 15,786,016 km (0.092 R)
• M40: 15,927,087 km (0.112 R)
• M41: 16,530,864 km (0.116 R)
• M42: 16,709,933 km (0.065 R)
• M43: 17,359,786 km (0.049 R)
• M44: 17,578,199 km (0.118 R)
• M45: 18,054,668 km (0.032 R)
• M46: 18,945,374 km (0.076 R)
• M47: 19,020,322 km (0.089 R)
• M48: 19,774,595 km (0.094 R)
• M49: 20,308,360 km (0.066 R)
• M50: 20,500,144 km (0.099 R)
• M51: 21,001,596 km (0.053 R)
• M52: 21,234,371 km (0.057 R)
• M53: 21,938,079 km (0.091 R)
• M54: 22,213,788 km (0.111 R)
• M55: 23,047,796 km (0.103 R)
• M56: 23,408,327 km (0.088 R)
• M57: 23,891,977 km (0.043 R)
• M58: 24,135,073 km (0.083 R)
• M59: 25,610,707 km (0.113 R)
• M60: 25,776,461 km (0.11 R)
• M61: 26,820,505 km (0.084 R)
• M62: 27,115,362 km (0.102 R)
• M63: 28,777,694 km (0.083 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 710.8

Radius: 6

Gravity: 19.74 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 8.79 AU - 10.27 AU

Year: 18706 Days

Day: 22.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 73,671,722 km

• M1: 314,754 km (0.109 R)
• M2: 383,120 km (0.117 R)
• M3: 457,021 km (0.116 R)
• M4: 897,438 km (0.118 R)
• M5: 1,963,173 km (0.09 R)
• M6: 3,057,780 km (0.111 R)
• M7: 4,436,026 km (0.093 R)
• M8: 4,522,344 km (0.114 R)
• M9: 4,609,260 km (0.117 R)
• M10: 4,696,775 km (0.103 R)
• M11: 5,695,041 km (0.101 R)
• M12: 6,558,819 km (0.109 R)
• M13: 6,805,955 km (0.092 R)
• M14: 6,855,771 km (0.096 R)
• M15: 6,955,703 km (0.096 R)
• M16: 7,106,647 km (0.092 R)
• M17: 7,157,211 km (0.114 R)
• M18: 7,514,301 km (0.089 R)
• M19: 9,219,118 km (0.11 R)
• M20: 9,274,320 km (0.05 R)
• M21: 9,329,522 km (0.083 R)
• M22: 9,551,674 km (0.102 R)
• M23: 10,400,044 km (0.101 R)
• M24: 10,514,935 km (0.061 R)
• M25: 10,862,301 km (0.06 R)
• M26: 12,593,598 km (0.12 R)
• M27: 13,773,626 km (0.12 R)
• M28: 14,089,875 km (0.076 R)
• M29: 14,794,332 km (0.107 R)
• M30: 15,183,436 km (0.096 R)
• M31: 15,575,831 km (0.067 R)
• M32: 16,237,203 km (0.107 R)
• M33: 19,821,568 km (0.101 R)
• M34: 19,964,135 km (0.109 R)
• M35: 21,117,086 km (0.094 R)
• M36: 21,408,652 km (0.057 R)
• M37: 21,701,565 km (0.07 R)
• M38: 21,775,017 km (0.117 R)
• M39: 22,143,327 km (0.11 R)
• M40: 22,291,280 km (0.105 R)
• M41: 24,244,280 km (0.074 R)
• M42: 25,241,200 km (0.118 R)
• M43: 26,800,758 km (0.074 R)
• M44: 28,552,100 km (0.057 R)
• M45: 30,176,134 km (0.065 R)
• M46: 30,504,502 km (0.115 R)
• M47: 31,081,950 km (0.108 R)
• M48: 31,413,608 km (0.097 R)
• M49: 31,579,961 km (0.055 R)
• M50: 31,663,137 km (0.116 R)
• M51: 32,836,134 km (0.045 R)
• M52: 33,512,765 km (0.076 R)
• M53: 37,139,766 km (0.102 R)
• M54: 37,315,543 km (0.09 R)
• M55: 38,198,769 km (0.091 R)
• M56: 38,287,481 km (0.117 R)
• M57: 38,731,936 km (0.103 R)
• M58: 39,536,324 km (0.114 R)
• M59: 39,985,716 km (0.095 R)
• M60: 40,436,604 km (0.118 R)
• M61: 41,161,705 km (0.098 R)
• M62: 41,252,660 km (0.048 R)
• M63: 41,343,616 km (0.084 R)
• M64: 42,257,359 km (0.081 R)
• M65: 42,624,622 km (0.065 R)
• M66: 42,900,780 km (0.116 R)
• M67: 44,290,694 km (0.102 R)
• M68: 44,477,242 km (0.119 R)
• M69: 44,570,442 km (0.08 R)
• M70: 44,663,940 km (0.099 R)
• M71: 46,072,404 km (0.112 R)
• M72: 46,734,674 km (0.079 R)
• M73: 46,829,519 km (0.07 R)
• M74: 47,400,085 km (0.118 R)
• M75: 47,495,379 km (0.118 R)
• M76: 48,164,381 km (0.111 R)
• M77: 49,125,547 km (0.033 R)
• M78: 50,092,997 km (0.061 R)
• M79: 50,384,563 km (0.092 R)
• M80: 51,262,254 km (0.028 R)
• M81: 51,555,914 km (0.086 R)
• M82: 54,923,512 km (0.119 R)
• M83: 55,927,463 km (0.026 R)
• M84: 59,385,867 km (0.102 R)
• M85: 61,868,593 km (0.106 R)
• M86: 61,972,713 km (0.114 R)
• M87: 62,285,522 km (0.079 R)
• M88: 64,384,829 km (0.036 R)
• M89: 64,701,677 km (0.114 R)
• M90: 65,655,513 km (0.081 R)
• M91: 67,148,351 km (0.088 R)
• M92: 70,058,927 km (0.108 R)
• M93: 72,680,330 km (0.034 R)
• M94: 73,120,447 km (0.032 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 20,170 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit