🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.42 AU - 0.68 AU

Year: 152 Days

Day: 38.8 Hours

Environment

Temp: 173 °C

Axial Tilt: 17.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.37 AU - 1.79 AU

Year: 740 Days

Day: 15.5 Hours

Environment

Temp: -59 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,947,243 km

• M1: 744,698 km (0.059 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.64 AU - 2.58 AU

Year: 1143 Days

Day: 16.4 Hours

Environment

Temp: -76 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,947,243 km

• M1: 378,333 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.22 AU - 2.58 AU

Year: 1386 Days

Day: 46.3 Hours

Environment

Temp: -97 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.49 AU - 3.11 AU

Year: 1747 Days

Day: 13.4 Hours

Environment

Temp: -108 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,947,243 km

• M1: 220,956 km (0.105 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.61 AU - 3.77 AU

Year: 2124 Days

Day: 28.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,947,243 km

• M1: 1,061,247 km (0.095 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.02 AU - 3.96 AU

Year: 2430 Days

Day: 17.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.7

Radius: 8.6

Gravity: 8.87 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 5.94 AU - 6.5 AU

Year: 5783 Days

Day: 14 Hours

Environment

Temp: -161 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 61,947,243 km

• M1: 112,348 km (0.103 R)
• M2: 276,756 km (0.111 R)
• M3: 358,736 km (0.104 R)
• M4: 587,321 km (0.098 R)
• M5: 661,073 km (0.119 R)
• M6: 738,415 km (0.046 R)
• M7: 902,674 km (0.111 R)
• M8: 1,033,871 km (0.064 R)
• M9: 1,124,976 km (0.109 R)
• M10: 1,299,258 km (0.102 R)
• M11: 1,482,515 km (0.114 R)
• M12: 1,911,412 km (0.064 R)
• M13: 1,986,660 km (0.046 R)
• M14: 2,082,103 km (0.07 R)
• M15: 2,218,237 km (0.111 R)
• M16: 2,686,479 km (0.116 R)
• M17: 2,813,637 km (0.097 R)
• M18: 3,008,264 km (0.108 R)
• M19: 3,274,548 km (0.12 R)
• M20: 3,548,611 km (0.066 R)
• M21: 4,021,939 km (0.096 R)
• M22: 4,192,181 km (0.057 R)
• M23: 4,565,428 km (0.092 R)
• M24: 4,641,274 km (0.078 R)
• M25: 4,743,150 km (0.043 R)
• M26: 5,027,236 km (0.109 R)
• M27: 5,210,943 km (0.077 R)
• M28: 5,316,858 km (0.091 R)
• M29: 5,720,623 km (0.071 R)
• M30: 6,106,435 km (0.066 R)
• M31: 6,246,309 km (0.116 R)
• M32: 6,529,199 km (0.061 R)
• M33: 6,787,405 km (0.037 R)
• M34: 6,874,172 km (0.063 R)
• M35: 7,195,807 km (0.095 R)
• M36: 7,373,230 km (0.045 R)
• M37: 7,462,540 km (0.063 R)
• M38: 7,582,069 km (0.116 R)
• M39: 9,034,515 km (0.114 R)
• M40: 9,194,136 km (0.074 R)
• M41: 9,354,504 km (0.045 R)
• M42: 9,808,833 km (0.076 R)
• M43: 10,470,056 km (0.09 R)
• M44: 10,840,011 km (0.094 R)
• M45: 11,420,152 km (0.042 R)
• M46: 11,905,447 km (0.065 R)
• M47: 13,328,871 km (0.087 R)
• M48: 13,583,487 km (0.084 R)
• M49: 14,394,158 km (0.096 R)
• M50: 14,730,304 km (0.057 R)
• M51: 14,805,402 km (0.071 R)
• M52: 15,220,387 km (0.097 R)
• M53: 15,984,981 km (0.054 R)
• M54: 16,139,366 km (0.108 R)
• M55: 16,216,708 km (0.076 R)
• M56: 17,392,398 km (0.117 R)
• M57: 17,990,490 km (0.075 R)
• M58: 18,151,009 km (0.101 R)
• M59: 18,231,493 km (0.045 R)
• M60: 18,595,315 km (0.072 R)
• M61: 18,879,850 km (0.079 R)
• M62: 20,282,180 km (0.066 R)
• M63: 20,869,501 km (0.076 R)
• M64: 23,142,641 km (0.064 R)
• M65: 24,330,598 km (0.029 R)
• M66: 24,775,502 km (0.105 R)
• M67: 25,043,880 km (0.109 R)
• M68: 25,268,128 km (0.097 R)
• M69: 26,628,122 km (0.073 R)
• M70: 27,270,794 km (0.068 R)
• M71: 27,779,427 km (0.046 R)
• M72: 28,431,225 km (0.054 R)
• M73: 29,040,986 km (0.048 R)
• M74: 29,182,356 km (0.089 R)
• M75: 29,465,694 km (0.058 R)
• M76: 29,892,497 km (0.092 R)
• M77: 30,992,340 km (0.105 R)
• M78: 31,281,364 km (0.094 R)
• M79: 32,154,118 km (0.049 R)
• M80: 32,251,506 km (0.062 R)
• M81: 32,397,812 km (0.069 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.4

Radius: 12.3

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 5.99 AU - 8.89 AU

Year: 7565 Days

Day: 9.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 61,947,243 km

• M1: 218,114 km (0.085 R)
• M2: 296,353 km (0.066 R)
• M3: 440,566 km (0.091 R)
• M4: 544,536 km (0.057 R)
• M5: 658,829 km (0.067 R)
• M6: 766,390 km (0.108 R)
• M7: 1,001,408 km (0.058 R)
• M8: 1,184,217 km (0.095 R)
• M9: 1,319,154 km (0.12 R)
• M10: 1,438,982 km (0.093 R)
• M11: 1,521,111 km (0.109 R)
• M12: 1,604,736 km (0.091 R)
• M13: 1,777,223 km (0.099 R)
• M14: 2,833,084 km (0.091 R)
• M15: 3,150,232 km (0.1 R)
• M16: 3,479,048 km (0.113 R)
• M17: 3,993,216 km (0.077 R)
• M18: 4,081,329 km (0.077 R)
• M19: 4,561,987 km (0.041 R)
• M20: 5,156,339 km (0.116 R)
• M21: 5,479,022 km (0.076 R)
• M22: 5,908,518 km (0.114 R)
• M23: 6,076,666 km (0.085 R)
• M24: 6,178,242 km (0.12 R)
• M25: 7,118,615 km (0.119 R)
• M26: 7,623,807 km (0.074 R)
• M27: 7,807,064 km (0.089 R)
• M28: 8,215,317 km (0.079 R)
• M29: 8,554,605 km (0.104 R)
• M30: 8,706,895 km (0.084 R)
• M31: 8,821,786 km (0.087 R)
• M32: 9,247,093 km (0.045 R)
• M33: 9,917,591 km (0.061 R)
• M34: 10,973,453 km (0.104 R)
• M35: 11,139,057 km (0.09 R)
• M36: 11,640,958 km (0.099 R)
• M37: 11,767,518 km (0.108 R)
• M38: 12,192,974 km (0.099 R)
• M39: 13,278,606 km (0.081 R)
• M40: 13,499,413 km (0.075 R)
• M41: 14,712,951 km (0.088 R)
• M42: 15,033,389 km (0.071 R)
• M43: 15,587,799 km (0.068 R)
• M44: 16,337,583 km (0.072 R)
• M45: 16,526,974 km (0.104 R)
• M46: 16,955,572 km (0.062 R)
• M47: 17,291,419 km (0.096 R)
• M48: 17,581,041 km (0.082 R)
• M49: 17,726,450 km (0.092 R)
• M50: 17,969,846 km (0.112 R)
• M51: 18,214,139 km (0.08 R)
• M52: 18,361,343 km (0.108 R)
• M53: 19,452,660 km (0.12 R)
• M54: 19,753,950 km (0.072 R)
• M55: 20,769,420 km (0.058 R)
• M56: 21,025,981 km (0.071 R)
• M57: 21,128,904 km (0.105 R)
• M58: 21,697,825 km (0.104 R)
• M59: 21,906,065 km (0.063 R)
• M60: 22,639,843 km (0.096 R)
• M61: 23,434,955 km (0.096 R)
• M62: 24,023,922 km (0.031 R)
• M63: 24,185,488 km (0.096 R)
• M64: 24,943,799 km (0.117 R)
• M65: 26,372,758 km (0.082 R)
• M66: 27,997,690 km (0.06 R)
• M67: 29,194,623 km (0.043 R)
• M68: 29,424,555 km (0.077 R)
• M69: 31,050,534 km (0.106 R)
• M70: 32,586,306 km (0.114 R)
• M71: 32,705,535 km (0.1 R)
• M72: 34,449,697 km (0.042 R)
• M73: 37,091,146 km (0.057 R)
• M74: 37,589,756 km (0.12 R)
• M75: 38,027,928 km (0.044 R)
• M76: 39,098,899 km (0.061 R)
• M77: 40,052,137 km (0.078 R)
• M78: 40,948,677 km (0.111 R)
• M79: 41,657,771 km (0.04 R)
• M80: 42,046,277 km (0.025 R)
• M81: 42,241,053 km (0.066 R)
• M82: 43,350,022 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 444.2

Radius: 6.9

Gravity: 9.33 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 11.13 AU - 15.63 AU

Year: 18245 Days

Day: 24.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 61,947,243 km

• M1: 287,677 km (0.042 R)
• M2: 423,512 km (0.086 R)
• M3: 1,485,507 km (0.077 R)
• M4: 1,756,129 km (0.087 R)
• M5: 2,498,284 km (0.108 R)
• M6: 3,086,354 km (0.107 R)
• M7: 4,498,558 km (0.119 R)
• M8: 4,614,496 km (0.087 R)
• M9: 4,770,676 km (0.116 R)
• M10: 5,088,272 km (0.113 R)
• M11: 5,618,896 km (0.105 R)
• M12: 5,743,810 km (0.114 R)
• M13: 5,869,772 km (0.032 R)
• M14: 5,954,145 km (0.072 R)
• M15: 6,512,743 km (0.066 R)
• M16: 6,953,907 km (0.098 R)
• M17: 7,587,604 km (0.112 R)
• M18: 7,958,158 km (0.11 R)
• M19: 8,098,481 km (0.106 R)
• M20: 8,334,397 km (0.118 R)
• M21: 10,301,609 km (0.104 R)
• M22: 10,866,640 km (0.118 R)
• M23: 11,022,521 km (0.089 R)
• M24: 11,973,215 km (0.114 R)
• M25: 13,004,992 km (0.091 R)
• M26: 14,008,494 km (0.12 R)
• M27: 14,978,936 km (0.098 R)
• M28: 15,676,959 km (0.072 R)
• M29: 15,970,919 km (0.11 R)
• M30: 16,624,213 km (0.085 R)
• M31: 16,683,903 km (0.04 R)
• M32: 17,528,831 km (0.118 R)
• M33: 19,385,790 km (0.085 R)
• M34: 19,448,770 km (0.111 R)
• M35: 20,980,353 km (0.077 R)
• M36: 21,369,308 km (0.052 R)
• M37: 23,215,495 km (0.027 R)
• M38: 25,871,007 km (0.1 R)
• M39: 26,567,235 km (0.105 R)
• M40: 26,988,054 km (0.087 R)
• M41: 28,120,660 km (0.109 R)
• M42: 30,212,786 km (0.055 R)
• M43: 30,651,856 km (0.108 R)
• M44: 31,907,431 km (0.09 R)
• M45: 34,163,815 km (0.061 R)
• M46: 36,626,645 km (0.095 R)
• M47: 36,704,586 km (0.104 R)
• M48: 38,037,054 km (0.118 R)
• M49: 40,025,210 km (0.092 R)
• M50: 40,910,530 km (0.09 R)
• M51: 44,018,725 km (0.085 R)
• M52: 47,371,512 km (0.078 R)
• M53: 47,966,612 km (0.098 R)
• M54: 48,222,425 km (0.054 R)
• M55: 48,307,845 km (0.102 R)
• M56: 49,250,162 km (0.117 R)
• M57: 49,939,509 km (0.096 R)
• M58: 53,433,068 km (0.073 R)
• M59: 54,052,553 km (0.119 R)
• M60: 55,477,323 km (0.104 R)
• M61: 56,734,244 km (0.028 R)
• M62: 56,914,510 km (0.051 R)
• M63: 57,366,146 km (0.055 R)
• M64: 57,456,653 km (0.108 R)
• M65: 58,182,053 km (0.05 R)
• M66: 61,021,719 km (0.058 R)
• M67: 61,391,376 km (0.117 R)
• M68: 61,854,531 km (0.069 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 553 - 17,634 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit