🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.71 AU - 1.09 AU

Year: 320 Days

Day: 17.9 Hours

Environment

Temp: 25 °C

Axial Tilt: 38.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.65 AU - 2.03 AU

Year: 935 Days

Day: 19.5 Hours

Environment

Temp: -57 °C

Axial Tilt: 44.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.21 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.9

Radius: 11.6

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.66 AU - 5.48 AU

Year: 3661 Days

Day: 6.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 100,835,774 km

• M1: 146,307 km (0.111 R)
• M2: 572,810 km (0.072 R)
• M3: 935,136 km (0.102 R)
• M4: 1,396,795 km (0.057 R)
• M5: 2,077,765 km (0.12 R)
• M6: 2,441,288 km (0.03 R)
• M7: 3,862,168 km (0.084 R)
• M8: 6,841,111 km (0.104 R)
• M9: 7,224,979 km (0.112 R)
• M10: 8,831,809 km (0.06 R)
• M11: 9,879,443 km (0.069 R)
• M12: 10,835,673 km (0.086 R)
• M13: 16,966,792 km (0.081 R)
• M14: 17,732,135 km (0.083 R)
• M15: 18,767,651 km (0.108 R)
• M16: 21,025,981 km (0.094 R)
• M17: 21,771,726 km (0.1 R)
• M18: 25,007,229 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.3

Radius: 11.5

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.96 AU - 12.12 AU

Year: 12823 Days

Day: 6.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 100,835,774 km

• M1: 143,165 km (0.097 R)
• M2: 515,664 km (0.113 R)
• M3: 1,374,505 km (0.117 R)
• M4: 1,851,872 km (0.1 R)
• M5: 2,285,855 km (0.042 R)
• M6: 3,100,416 km (0.032 R)
• M7: 3,537,391 km (0.104 R)
• M8: 3,905,402 km (0.057 R)
• M9: 4,781,746 km (0.104 R)
• M10: 5,504,304 km (0.045 R)
• M11: 8,203,947 km (0.062 R)
• M12: 8,853,352 km (0.092 R)
• M13: 9,288,831 km (0.111 R)
• M14: 9,738,522 km (0.095 R)
• M15: 11,120,059 km (0.106 R)
• M16: 12,447,440 km (0.049 R)
• M17: 13,942,372 km (0.093 R)
• M18: 15,834,037 km (0.068 R)
• M19: 19,063,406 km (0.104 R)
• M20: 23,895,417 km (0.102 R)
• M21: 28,326,058 km (0.115 R)
• M22: 36,507,565 km (0.049 R)
• M23: 44,425,930 km (0.086 R)
• M24: 49,991,868 km (0.081 R)
• M25: 51,841,796 km (0.074 R)
• M26: 52,783,664 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.8

Radius: 3.7

Gravity: 21.75 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 14.32 AU - 18.41 AU

Year: 24797 Days

Day: 15.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 100,835,774 km

• M1: 46,076 km (0.094 R)
• M2: 257,159 km (0.069 R)
• M3: 516,561 km (0.09 R)
• M4: 644,318 km (0.064 R)
• M5: 1,241,662 km (0.097 R)
• M6: 1,505,403 km (0.044 R)
• M7: 2,007,304 km (0.085 R)
• M8: 2,265,510 km (0.045 R)
• M9: 2,658,803 km (0.09 R)
• M10: 3,045,364 km (0.096 R)
• M11: 4,268,775 km (0.085 R)
• M12: 4,661,320 km (0.072 R)
• M13: 4,971,287 km (0.114 R)
• M14: 5,518,067 km (0.08 R)
• M15: 6,184,974 km (0.057 R)
• M16: 7,490,216 km (0.03 R)
• M17: 7,867,053 km (0.094 R)
• M18: 9,501,709 km (0.105 R)
• M19: 10,112,068 km (0.115 R)
• M20: 10,630,724 km (0.098 R)
• M21: 11,783,375 km (0.118 R)
• M22: 12,816,498 km (0.067 R)
• M23: 13,560,897 km (0.115 R)
• M24: 15,284,265 km (0.114 R)
• M25: 16,987,287 km (0.094 R)
• M26: 17,801,698 km (0.114 R)
• M27: 19,595,975 km (0.106 R)
• M28: 20,856,786 km (0.089 R)
• M29: 21,041,240 km (0.102 R)
• M30: 24,962,499 km (0.105 R)
• M31: 27,534,386 km (0.063 R)
• M32: 34,725,107 km (0.044 R)
• M33: 36,033,639 km (0.101 R)
• M34: 37,783,336 km (0.067 R)
• M35: 45,658,766 km (0.086 R)
• M36: 48,347,339 km (0.046 R)
• M37: 51,139,583 km (0.099 R)
• M38: 58,861,825 km (0.083 R)
• M39: 62,614,787 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 799.9

Radius: 5.9

Gravity: 22.98 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 14.5 AU - 19.18 AU

Year: 25897 Days

Day: 22.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 100,835,774 km

• M1: 73,303 km (0.098 R)
• M2: 351,555 km (0.115 R)
• M3: 557,402 km (0.091 R)
• M4: 1,245,851 km (0.104 R)
• M5: 1,577,360 km (0.106 R)
• M6: 2,094,969 km (0.085 R)
• M7: 2,321,909 km (0.071 R)
• M8: 2,590,437 km (0.106 R)
• M9: 3,046,261 km (0.105 R)
• M10: 3,522,581 km (0.11 R)
• M11: 5,210,494 km (0.111 R)
• M12: 8,342,325 km (0.112 R)
• M13: 10,396,154 km (0.086 R)
• M14: 11,470,118 km (0.106 R)
• M15: 14,233,489 km (0.089 R)
• M16: 15,217,395 km (0.092 R)
• M17: 18,535,326 km (0.066 R)
• M18: 19,806,908 km (0.068 R)
• M19: 22,305,641 km (0.119 R)
• M20: 22,522,857 km (0.065 R)
• M21: 22,961,628 km (0.1 R)
• M22: 24,197,605 km (0.106 R)
• M23: 24,657,768 km (0.073 R)
• M24: 25,714,677 km (0.067 R)
• M25: 26,801,356 km (0.117 R)
• M26: 33,543,283 km (0.118 R)
• M27: 34,548,880 km (0.025 R)
• M28: 36,469,119 km (0.063 R)
• M29: 39,719,731 km (0.043 R)
• M30: 45,732,368 km (0.114 R)
• M31: 48,225,566 km (0.08 R)
• M32: 52,133,063 km (0.11 R)
• M33: 55,247,990 km (0.098 R)
• M34: 66,899,569 km (0.085 R)
• M35: 69,642,297 km (0.103 R)
• M36: 70,339,572 km (0.084 R)
• M37: 79,831,707 km (0.079 R)
• M38: 81,621,197 km (0.117 R)
• M39: 84,223,601 km (0.117 R)
• M40: 86,077,717 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 814.8

Radius: 6.3

Gravity: 20.53 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 15.57 AU - 19.89 AU

Year: 27976 Days

Day: 16.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 100,835,774 km

• M1: 80,633 km (0.096 R)
• M2: 304,880 km (0.091 R)
• M3: 522,845 km (0.046 R)
• M4: 1,226,104 km (0.115 R)
• M5: 1,615,208 km (0.057 R)
• M6: 2,744,822 km (0.092 R)
• M7: 3,505,377 km (0.12 R)
• M8: 4,472,827 km (0.08 R)
• M9: 5,099,642 km (0.103 R)
• M10: 5,607,078 km (0.106 R)
• M11: 10,274,531 km (0.112 R)
• M12: 10,472,599 km (0.064 R)
• M13: 12,151,386 km (0.067 R)
• M14: 13,601,738 km (0.106 R)
• M15: 15,249,259 km (0.09 R)
• M16: 16,120,966 km (0.054 R)
• M17: 16,841,878 km (0.062 R)
• M18: 20,666,796 km (0.076 R)
• M19: 21,302,438 km (0.06 R)
• M20: 22,501,465 km (0.118 R)
• M21: 22,724,216 km (0.048 R)
• M22: 28,005,021 km (0.087 R)
• M23: 29,442,507 km (0.079 R)
• M24: 31,899,652 km (0.051 R)
• M25: 39,113,859 km (0.081 R)
• M26: 41,406,297 km (0.119 R)
• M27: 50,704,852 km (0.061 R)
• M28: 60,439,784 km (0.089 R)
• M29: 61,955,958 km (0.074 R)
• M30: 73,530,495 km (0.111 R)
• M31: 74,761,536 km (0.119 R)
• M32: 76,256,767 km (0.09 R)
• M33: 84,033,163 km (0.114 R)
• M34: 88,389,004 km (0.084 R)
• M35: 98,139,794 km (0.074 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: 176 - 18,367 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit