🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.3 AU - 1.46 AU

Year: 572 Days

Day: 13.6 Hours

Environment

Temp: 17 °C

Axial Tilt: 0.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 52,465,974 km

• M1: 518,057 km (0.113 R)
• M2: 799,451 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.62 AU - 1.94 AU

Year: 839 Days

Day: 42.8 Hours

Environment

Temp: -44 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.82 AU - 1.94 AU

Year: 910 Days

Day: 39.2 Hours

Environment

Temp: -56 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.72 AU - 4.14 AU

Year: 2243 Days

Day: 38.5 Hours

Environment

Temp: -102 °C

Axial Tilt: 48.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.6

Radius: 9.9

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.74 AU - 6.42 AU

Year: 4654 Days

Day: 11.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 52,465,974 km

• M1: 175,030 km (0.072 R)
• M2: 468,092 km (0.106 R)
• M3: 602,580 km (0.102 R)
• M4: 799,301 km (0.038 R)
• M5: 937,979 km (0.071 R)
• M6: 1,017,266 km (0.079 R)
• M7: 1,140,684 km (0.088 R)
• M8: 1,798,765 km (0.072 R)
• M9: 2,104,992 km (0.093 R)
• M10: 2,501,875 km (0.092 R)
• M11: 3,572,996 km (0.039 R)
• M12: 3,721,247 km (0.095 R)
• M13: 3,914,976 km (0.089 R)
• M14: 4,379,926 km (0.112 R)
• M15: 4,653,541 km (0.112 R)
• M16: 4,722,805 km (0.112 R)
• M17: 4,792,368 km (0.043 R)
• M18: 5,193,589 km (0.117 R)
• M19: 5,531,980 km (0.05 R)
• M20: 5,605,582 km (0.103 R)
• M21: 5,728,701 km (0.116 R)
• M22: 6,028,046 km (0.045 R)
• M23: 6,154,307 km (0.1 R)
• M24: 6,281,465 km (0.049 R)
• M25: 7,356,774 km (0.106 R)
• M26: 7,846,857 km (0.104 R)
• M27: 8,179,413 km (0.05 R)
• M28: 8,544,881 km (0.101 R)
• M29: 8,630,002 km (0.069 R)
• M30: 9,614,356 km (0.111 R)
• M31: 9,762,159 km (0.075 R)
• M32: 10,000,169 km (0.112 R)
• M33: 10,573,129 km (0.089 R)
• M34: 10,725,569 km (0.111 R)
• M35: 10,878,907 km (0.105 R)
• M36: 11,125,743 km (0.069 R)
• M37: 11,593,386 km (0.07 R)
• M38: 11,750,763 km (0.102 R)
• M39: 13,165,809 km (0.06 R)
• M40: 13,960,025 km (0.075 R)
• M41: 14,060,405 km (0.105 R)
• M42: 14,295,722 km (0.083 R)
• M43: 14,396,850 km (0.108 R)
• M44: 14,701,880 km (0.09 R)
• M45: 15,146,186 km (0.094 R)
• M46: 15,664,393 km (0.114 R)
• M47: 15,733,956 km (0.078 R)
• M48: 16,293,901 km (0.089 R)
• M49: 16,647,251 km (0.118 R)
• M50: 16,753,765 km (0.06 R)
• M51: 16,967,390 km (0.099 R)
• M52: 17,541,697 km (0.049 R)
• M53: 17,758,614 km (0.09 R)
• M54: 18,122,286 km (0.102 R)
• M55: 18,414,899 km (0.089 R)
• M56: 18,488,352 km (0.116 R)
• M57: 18,967,813 km (0.077 R)
• M58: 19,190,564 km (0.116 R)
• M59: 19,376,814 km (0.104 R)
• M60: 19,451,463 km (0.106 R)
• M61: 20,090,096 km (0.108 R)
• M62: 20,317,186 km (0.108 R)
• M63: 20,659,316 km (0.079 R)
• M64: 21,542,393 km (0.086 R)
• M65: 22,124,927 km (0.035 R)
• M66: 22,281,107 km (0.074 R)
• M67: 22,437,736 km (0.061 R)
• M68: 22,555,469 km (0.111 R)
• M69: 22,752,041 km (0.084 R)
• M70: 23,345,346 km (0.089 R)
• M71: 23,583,955 km (0.089 R)
• M72: 23,983,680 km (0.076 R)
• M73: 24,466,283 km (0.098 R)
• M74: 24,708,781 km (0.096 R)
• M75: 24,992,568 km (0.115 R)
• M76: 25,114,640 km (0.049 R)
• M77: 25,809,821 km (0.088 R)
• M78: 27,219,033 km (0.028 R)
• M79: 27,806,504 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 221.8

Radius: 6.9

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 11.52 AU - 18.1 AU

Year: 20125 Days

Day: 18.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 52,465,974 km

• M1: 94,396 km (0.098 R)
• M2: 233,971 km (0.071 R)
• M3: 292,913 km (0.093 R)
• M4: 344,524 km (0.106 R)
• M5: 569,220 km (0.118 R)
• M6: 689,048 km (0.079 R)
• M7: 836,402 km (0.09 R)
• M8: 1,076,805 km (0.108 R)
• M9: 1,140,235 km (0.03 R)
• M10: 1,248,843 km (0.116 R)
• M11: 1,361,041 km (0.094 R)
• M12: 2,075,521 km (0.038 R)
• M13: 2,540,920 km (0.057 R)
• M14: 2,683,935 km (0.053 R)
• M15: 2,771,001 km (0.082 R)
• M16: 3,692,674 km (0.085 R)
• M17: 4,458,166 km (0.097 R)
• M18: 4,630,952 km (0.034 R)
• M19: 4,876,591 km (0.099 R)
• M20: 5,019,009 km (0.053 R)
• M21: 6,399,049 km (0.102 R)
• M22: 6,476,840 km (0.051 R)
• M23: 6,950,167 km (0.099 R)
• M24: 7,680,803 km (0.081 R)
• M25: 8,139,471 km (0.08 R)
• M26: 10,333,174 km (0.101 R)
• M27: 10,838,964 km (0.113 R)
• M28: 10,978,240 km (0.057 R)
• M29: 11,731,465 km (0.097 R)
• M30: 12,404,207 km (0.114 R)
• M31: 12,501,296 km (0.106 R)
• M32: 14,190,704 km (0.116 R)
• M33: 15,010,202 km (0.059 R)
• M34: 15,739,940 km (0.117 R)
• M35: 16,268,170 km (0.097 R)
• M36: 16,963,501 km (0.077 R)
• M37: 18,771,990 km (0.096 R)
• M38: 18,995,190 km (0.058 R)
• M39: 20,410,984 km (0.09 R)
• M40: 21,451,138 km (0.12 R)
• M41: 21,801,795 km (0.099 R)
• M42: 22,805,298 km (0.105 R)
• M43: 23,703,184 km (0.118 R)
• M44: 23,763,472 km (0.047 R)
• M45: 24,247,571 km (0.077 R)
• M46: 24,551,703 km (0.1 R)
• M47: 24,857,182 km (0.047 R)
• M48: 25,163,858 km (0.099 R)
• M49: 25,781,099 km (0.113 R)
• M50: 25,967,198 km (0.092 R)
• M51: 27,535,433 km (0.063 R)
• M52: 28,235,252 km (0.038 R)
• M53: 28,812,101 km (0.091 R)
• M54: 29,587,317 km (0.105 R)
• M55: 29,717,168 km (0.085 R)
• M56: 30,303,891 km (0.062 R)
• M57: 30,565,837 km (0.066 R)
• M58: 30,697,184 km (0.118 R)
• M59: 31,820,664 km (0.106 R)
• M60: 32,353,980 km (0.048 R)
• M61: 32,688,780 km (0.086 R)
• M62: 34,243,850 km (0.091 R)
• M63: 34,516,866 km (0.107 R)
• M64: 34,721,965 km (0.087 R)
• M65: 35,684,627 km (0.094 R)
• M66: 35,822,856 km (0.111 R)
• M67: 37,075,139 km (0.112 R)
• M68: 37,355,336 km (0.043 R)
• M69: 37,425,498 km (0.107 R)
• M70: 37,636,281 km (0.108 R)
• M71: 39,265,252 km (0.12 R)
• M72: 39,550,835 km (0.087 R)
• M73: 39,837,165 km (0.072 R)
• M74: 40,411,920 km (0.1 R)
• M75: 40,628,089 km (0.114 R)
• M76: 41,496,804 km (0.113 R)
• M77: 42,444,955 km (0.098 R)
• M78: 43,326,386 km (0.051 R)
• M79: 44,139,600 km (0.096 R)
• M80: 45,256,797 km (0.119 R)
• M81: 46,534,063 km (0.044 R)
• M82: 47,139,187 km (0.12 R)
• M83: 47,442,870 km (0.116 R)
• M84: 47,670,857 km (0.095 R)
• M85: 48,051,883 km (0.11 R)
• M86: 49,277,838 km (0.032 R)
• M87: 49,894,630 km (0.088 R)
• M88: 50,514,115 km (0.055 R)
• M89: 51,058,052 km (0.086 R)
• M90: 51,916,894 km (0.113 R)
• M91: 52,308,840 km (0.073 R)

Kuiper Belt

Range: 31.1 - 54.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 19,498 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit