🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.5 AU - 0.54 AU

Year: 159 Days

Day: 23.3 Hours

Environment

Temp: 168 °C

Axial Tilt: 24.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.51 AU - 1.97 AU

Year: 975 Days

Day: 39.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.39 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.3

Radius: 11.3

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 8.9 AU - 9.16 AU

Year: 11521 Days

Day: 14.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 71,439,517 km

• M1: 191,336 km (0.111 R)
• M2: 915,090 km (0.064 R)
• M3: 1,660,985 km (0.096 R)
• M4: 2,040,964 km (0.046 R)
• M5: 3,470,671 km (0.104 R)
• M6: 5,237,870 km (0.094 R)
• M7: 5,660,484 km (0.111 R)
• M8: 9,339,395 km (0.056 R)
• M9: 11,120,507 km (0.103 R)
• M10: 14,303,052 km (0.071 R)
• M11: 15,061,514 km (0.053 R)
• M12: 15,919,457 km (0.062 R)
• M13: 16,286,271 km (0.05 R)
• M14: 16,658,920 km (0.05 R)
• M15: 17,654,344 km (0.108 R)
• M16: 18,688,963 km (0.075 R)
• M17: 19,763,674 km (0.11 R)
• M18: 23,141,145 km (0.043 R)
• M19: 26,269,087 km (0.059 R)
• M20: 28,253,951 km (0.119 R)
• M21: 30,224,903 km (0.095 R)
• M22: 30,675,043 km (0.08 R)
• M23: 36,558,428 km (0.077 R)
• M24: 41,886,506 km (0.067 R)
• M25: 53,887,247 km (0.091 R)
• M26: 56,398,397 km (0.074 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 822.7

Radius: 4.5

Gravity: 40.63 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 10.45 AU - 10.73 AU

Year: 14632 Days

Day: 15.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 71,439,517 km

• M1: 55,950 km (0.065 R)
• M2: 345,421 km (0.119 R)
• M3: 542,442 km (0.071 R)
• M4: 864,676 km (0.111 R)
• M5: 1,156,840 km (0.078 R)
• M6: 1,390,961 km (0.107 R)
• M7: 1,656,198 km (0.108 R)
• M8: 2,371,276 km (0.119 R)
• M9: 3,041,325 km (0.068 R)
• M10: 3,352,638 km (0.099 R)
• M11: 4,611,205 km (0.115 R)
• M12: 5,164,268 km (0.091 R)
• M13: 5,916,147 km (0.115 R)
• M14: 6,999,385 km (0.029 R)
• M15: 7,221,987 km (0.117 R)
• M16: 8,306,871 km (0.079 R)
• M17: 8,811,015 km (0.111 R)
• M18: 9,659,385 km (0.069 R)
• M19: 10,677,398 km (0.086 R)
• M20: 11,455,756 km (0.069 R)
• M21: 12,791,815 km (0.1 R)
• M22: 13,600,242 km (0.117 R)
• M23: 14,585,792 km (0.115 R)
• M24: 17,662,422 km (0.08 R)
• M25: 21,145,360 km (0.056 R)
• M26: 21,330,562 km (0.111 R)
• M27: 21,516,961 km (0.086 R)
• M28: 26,108,718 km (0.097 R)
• M29: 28,745,081 km (0.058 R)
• M30: 34,283,793 km (0.068 R)
• M31: 34,925,568 km (0.085 R)
• M32: 46,155,581 km (0.093 R)
• M33: 46,467,492 km (0.116 R)
• M34: 46,937,828 km (0.079 R)
• M35: 47,095,354 km (0.049 R)
• M36: 48,367,984 km (0.089 R)
• M37: 49,827,012 km (0.09 R)
• M38: 50,484,793 km (0.078 R)
• M39: 57,024,764 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 186.4

Radius: 5.4

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 10.24 AU - 11.56 AU

Year: 15280 Days

Day: 24.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 71,439,517 km

• M1: 83,176 km (0.033 R)
• M2: 960,568 km (0.113 R)
• M3: 1,340,846 km (0.06 R)
• M4: 2,219,284 km (0.104 R)
• M5: 3,643,755 km (0.119 R)
• M6: 4,420,617 km (0.111 R)
• M7: 6,226,563 km (0.083 R)
• M8: 7,487,074 km (0.113 R)
• M9: 9,871,664 km (0.09 R)
• M10: 19,589,692 km (0.111 R)
• M11: 20,815,945 km (0.116 R)
• M12: 23,167,325 km (0.096 R)
• M13: 24,189,976 km (0.073 R)
• M14: 25,689,994 km (0.059 R)
• M15: 31,068,187 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 492.9

Radius: 6.9

Gravity: 10.35 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 11.82 AU - 12.08 AU

Year: 17540 Days

Day: 19.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 71,439,517 km

• M1: 86,168 km (0.109 R)
• M2: 322,683 km (0.102 R)
• M3: 548,426 km (0.058 R)
• M4: 905,815 km (0.057 R)
• M5: 1,246,749 km (0.029 R)
• M6: 1,484,759 km (0.093 R)
• M7: 1,873,265 km (0.116 R)
• M8: 2,168,571 km (0.104 R)
• M9: 3,144,398 km (0.029 R)
• M10: 3,375,676 km (0.09 R)
• M11: 5,472,739 km (0.059 R)
• M12: 5,808,586 km (0.079 R)
• M13: 6,729,511 km (0.102 R)
• M14: 10,635,810 km (0.117 R)
• M15: 12,194,919 km (0.036 R)
• M16: 14,176,343 km (0.096 R)
• M17: 15,316,428 km (0.05 R)
• M18: 17,376,840 km (0.082 R)
• M19: 20,402,008 km (0.119 R)
• M20: 20,758,350 km (0.07 R)
• M21: 22,038,609 km (0.119 R)
• M22: 23,080,857 km (0.114 R)
• M23: 24,856,584 km (0.061 R)
• M24: 28,677,463 km (0.047 R)
• M25: 29,124,761 km (0.082 R)
• M26: 32,872,487 km (0.106 R)
• M27: 36,404,941 km (0.101 R)
• M28: 47,407,565 km (0.097 R)
• M29: 51,078,996 km (0.109 R)
• M30: 52,232,845 km (0.057 R)
• M31: 52,565,700 km (0.115 R)
• M32: 56,146,474 km (0.061 R)
• M33: 57,022,520 km (0.077 R)
• M34: 58,442,802 km (0.107 R)
• M35: 59,342,483 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 400.1

Radius: 3.3

Gravity: 36.74 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 10.54 AU - 13.44 AU

Year: 17628 Days

Day: 23.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,439,517 km

• M1: 41,139 km (0.107 R)
• M2: 219,161 km (0.04 R)
• M3: 809,025 km (0.114 R)
• M4: 1,103,883 km (0.11 R)
• M5: 1,282,802 km (0.111 R)
• M6: 3,048,805 km (0.086 R)
• M7: 3,196,757 km (0.047 R)
• M8: 3,560,579 km (0.11 R)
• M9: 3,951,329 km (0.061 R)
• M10: 4,817,351 km (0.111 R)
• M11: 7,084,806 km (0.054 R)
• M12: 7,655,671 km (0.09 R)
• M13: 8,447,642 km (0.112 R)
• M14: 10,247,155 km (0.078 R)
• M15: 11,206,825 km (0.085 R)
• M16: 14,237,379 km (0.104 R)
• M17: 30,634,502 km (0.117 R)
• M18: 31,092,272 km (0.116 R)
• M19: 38,119,632 km (0.113 R)
• M20: 48,881,104 km (0.098 R)
• M21: 51,251,483 km (0.102 R)
• M22: 55,370,660 km (0.098 R)

Asteroid Belt

Center: 14.15 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 16.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 765.6

Radius: 7.1

Gravity: 15.19 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 14.76 AU - 17.86 AU

Year: 27968 Days

Day: 24.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 71,439,517 km

• M1: 88,263 km (0.096 R)
• M2: 353,201 km (0.11 R)
• M3: 733,478 km (0.086 R)
• M4: 1,667,119 km (0.072 R)
• M5: 2,162,437 km (0.11 R)
• M6: 2,469,562 km (0.116 R)
• M7: 2,778,780 km (0.089 R)
• M8: 3,965,840 km (0.09 R)
• M9: 4,614,795 km (0.064 R)
• M10: 8,549,518 km (0.054 R)
• M11: 10,071,677 km (0.117 R)
• M12: 14,201,475 km (0.112 R)
• M13: 15,195,404 km (0.065 R)
• M14: 24,522,532 km (0.115 R)
• M15: 26,071,468 km (0.12 R)
• M16: 34,363,828 km (0.117 R)
• M17: 36,149,278 km (0.096 R)
• M18: 38,466,699 km (0.084 R)
• M19: 45,127,544 km (0.062 R)
• M20: 48,544,509 km (0.107 R)
• M21: 54,284,729 km (0.048 R)
• M22: 71,529,324 km (0.052 R)
• M23: 74,186,930 km (0.117 R)
• M24: 75,912,093 km (0.111 R)
• M25: 79,698,415 km (0.107 R)
• M26: 83,080,075 km (0.11 R)
• M27: 84,405,811 km (0.105 R)
• M28: 90,406,780 km (0.079 R)
• M29: 90,686,080 km (0.1 R)
• M30: 90,965,977 km (0.103 R)
• M31: 96,103,467 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 275

Radius: 7.6

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 13.38 AU - 19.82 AU

Year: 28717 Days

Day: 22.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,439,517 km

• M1: 115,938 km (0.089 R)
• M2: 360,232 km (0.079 R)
• M3: 682,615 km (0.067 R)
• M4: 1,020,407 km (0.089 R)
• M5: 1,728,753 km (0.063 R)
• M6: 2,158,847 km (0.118 R)
• M7: 2,498,733 km (0.077 R)
• M8: 3,856,783 km (0.11 R)
• M9: 5,267,790 km (0.109 R)
• M10: 6,726,668 km (0.053 R)
• M11: 11,771,408 km (0.052 R)
• M12: 18,535,475 km (0.079 R)
• M13: 19,417,654 km (0.11 R)
• M14: 21,170,492 km (0.085 R)
• M15: 27,170,115 km (0.093 R)
• M16: 27,621,452 km (0.093 R)
• M17: 30,313,765 km (0.057 R)
• M18: 32,920,358 km (0.115 R)
• M19: 36,486,322 km (0.106 R)
• M20: 45,791,310 km (0.1 R)
• M21: 46,591,060 km (0.095 R)
• M22: 47,726,358 km (0.037 R)
• M23: 52,452,604 km (0.092 R)
• M24: 56,744,118 km (0.049 R)
• M25: 60,112,314 km (0.093 R)
• M26: 63,611,408 km (0.101 R)
• M27: 64,008,291 km (0.101 R)
• M28: 70,799,287 km (0.084 R)
• M29: 71,225,641 km (0.089 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: 234 - 11,072 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit