🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.6 AU - 0.66 AU

Year: 177 Days

Day: 20.4 Hours

Environment

Temp: 192 °C

Axial Tilt: 38.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,215,929 km

• M1: 92,451 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.67 AU - 0.85 AU

Year: 235 Days

Day: 40.9 Hours

Environment

Temp: 160 °C

Axial Tilt: 21.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.06 AU - 1.28 AU

Year: 449 Days

Day: 16.9 Hours

Environment

Temp: 24 °C

Axial Tilt: 10.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 64,215,929 km

• M1: 178,021 km (0.037 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.97 AU - 2.05 AU

Year: 1011 Days

Day: 44.1 Hours

Environment

Temp: -57 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.65 AU - 2.47 AU

Year: 1049 Days

Day: 44.7 Hours

Environment

Temp: -65 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.64 AU - 4.1 AU

Year: 2701 Days

Day: 43.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,215,929 km

• M1: 1,600,248 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.9

Radius: 12.6

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 9.04 AU - 10.92 AU

Year: 11185 Days

Day: 12.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 64,215,929 km

• M1: 198,068 km (0.064 R)
• M2: 296,503 km (0.046 R)
• M3: 428,000 km (0.109 R)
• M4: 678,875 km (0.03 R)
• M5: 843,134 km (0.059 R)
• M6: 1,035,965 km (0.12 R)
• M7: 1,582,895 km (0.111 R)
• M8: 1,772,136 km (0.105 R)
• M9: 1,896,602 km (0.076 R)
• M10: 2,249,503 km (0.101 R)
• M11: 2,603,302 km (0.114 R)
• M12: 2,911,923 km (0.092 R)
• M13: 3,017,539 km (0.106 R)
• M14: 3,497,449 km (0.046 R)
• M15: 3,746,529 km (0.055 R)
• M16: 4,286,129 km (0.084 R)
• M17: 4,431,089 km (0.047 R)
• M18: 4,528,627 km (0.071 R)
• M19: 4,825,429 km (0.077 R)
• M20: 5,026,937 km (0.073 R)
• M21: 5,257,019 km (0.056 R)
• M22: 5,386,421 km (0.09 R)
• M23: 6,184,675 km (0.077 R)
• M24: 6,376,310 km (0.065 R)
• M25: 6,625,690 km (0.09 R)
• M26: 6,765,564 km (0.111 R)
• M27: 7,105,450 km (0.087 R)
• M28: 7,860,919 km (0.081 R)
• M29: 8,098,630 km (0.104 R)
• M30: 9,135,044 km (0.093 R)
• M31: 9,447,854 km (0.074 R)
• M32: 9,542,399 km (0.086 R)
• M33: 9,637,244 km (0.103 R)
• M34: 10,439,987 km (0.096 R)
• M35: 11,031,347 km (0.098 R)
• M36: 11,398,011 km (0.091 R)
• M37: 11,972,617 km (0.063 R)
• M38: 12,384,011 km (0.074 R)
• M39: 12,904,761 km (0.073 R)
• M40: 13,895,997 km (0.058 R)
• M41: 14,039,611 km (0.066 R)
• M42: 14,765,160 km (0.037 R)
• M43: 14,911,766 km (0.103 R)
• M44: 15,132,573 km (0.114 R)
• M45: 15,465,727 km (0.108 R)
• M46: 15,951,322 km (0.078 R)
• M47: 16,366,157 km (0.06 R)
• M48: 17,014,215 km (0.104 R)
• M49: 17,322,087 km (0.092 R)
• M50: 17,982,562 km (0.096 R)
• M51: 18,217,580 km (0.083 R)
• M52: 18,335,463 km (0.109 R)
• M53: 20,012,904 km (0.117 R)
• M54: 20,175,218 km (0.116 R)
• M55: 21,738,964 km (0.049 R)
• M56: 21,822,290 km (0.115 R)
• M57: 22,704,319 km (0.089 R)
• M58: 22,873,664 km (0.106 R)
• M59: 23,683,587 km (0.085 R)
• M60: 23,941,344 km (0.104 R)
• M61: 24,416,317 km (0.113 R)
• M62: 24,676,767 km (0.093 R)
• M63: 24,763,684 km (0.101 R)
• M64: 24,894,432 km (0.028 R)
• M65: 25,244,042 km (0.083 R)
• M66: 25,463,353 km (0.113 R)
• M67: 25,683,411 km (0.059 R)
• M68: 26,036,761 km (0.109 R)
• M69: 26,748,099 km (0.035 R)
• M70: 27,601,256 km (0.095 R)
• M71: 27,872,626 km (0.031 R)
• M72: 27,963,283 km (0.112 R)
• M73: 29,288,271 km (0.087 R)
• M74: 29,611,253 km (0.104 R)
• M75: 31,149,418 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.3

Radius: 11.9

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 10.12 AU - 10.2 AU

Year: 11489 Days

Day: 6.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 64,215,929 km

• M1: 399,875 km (0.074 R)
• M2: 604,076 km (0.071 R)
• M3: 845,228 km (0.033 R)
• M4: 969,843 km (0.085 R)
• M5: 1,169,257 km (0.118 R)
• M6: 1,274,275 km (0.119 R)
• M7: 1,787,096 km (0.086 R)
• M8: 2,293,784 km (0.109 R)
• M9: 2,609,735 km (0.11 R)
• M10: 2,726,122 km (0.093 R)
• M11: 3,796,944 km (0.106 R)
• M12: 3,876,081 km (0.089 R)
• M13: 3,955,966 km (0.06 R)
• M14: 4,308,119 km (0.114 R)
• M15: 4,418,523 km (0.093 R)
• M16: 4,557,948 km (0.1 R)
• M17: 4,869,859 km (0.094 R)
• M18: 5,042,944 km (0.04 R)
• M19: 5,395,397 km (0.102 R)
• M20: 5,484,707 km (0.088 R)
• M21: 5,938,886 km (0.07 R)
• M22: 7,045,761 km (0.098 R)
• M23: 7,176,359 km (0.101 R)
• M24: 7,340,768 km (0.063 R)
• M25: 7,639,664 km (0.106 R)
• M26: 9,480,466 km (0.12 R)
• M27: 9,660,881 km (0.091 R)
• M28: 9,806,140 km (0.052 R)
• M29: 10,394,359 km (0.069 R)
• M30: 10,843,153 km (0.115 R)
• M31: 10,918,550 km (0.119 R)
• M32: 11,107,791 km (0.107 R)
• M33: 11,759,589 km (0.098 R)
• M34: 12,148,693 km (0.092 R)
• M35: 14,322,799 km (0.088 R)
• M36: 14,446,966 km (0.052 R)
• M37: 14,530,142 km (0.051 R)
• M38: 14,780,120 km (0.048 R)
• M39: 15,284,714 km (0.116 R)
• M40: 15,496,694 km (0.067 R)
• M41: 15,624,301 km (0.09 R)
• M42: 16,009,216 km (0.075 R)
• M43: 16,744,789 km (0.107 R)
• M44: 18,204,116 km (0.102 R)
• M45: 18,609,227 km (0.026 R)
• M46: 19,017,330 km (0.096 R)
• M47: 19,611,982 km (0.1 R)
• M48: 20,305,667 km (0.09 R)
• M49: 20,445,391 km (0.111 R)
• M50: 21,195,924 km (0.068 R)
• M51: 21,669,700 km (0.104 R)
• M52: 21,812,417 km (0.073 R)
• M53: 22,146,768 km (0.115 R)
• M54: 22,531,085 km (0.099 R)
• M55: 22,627,426 km (0.104 R)
• M56: 23,550,295 km (0.118 R)
• M57: 23,844,255 km (0.059 R)
• M58: 25,082,028 km (0.062 R)
• M59: 26,087,475 km (0.05 R)
• M60: 26,188,603 km (0.082 R)
• M61: 27,259,874 km (0.076 R)
• M62: 27,465,421 km (0.106 R)
• M63: 27,930,072 km (0.075 R)
• M64: 28,137,415 km (0.071 R)
• M65: 28,501,386 km (0.116 R)
• M66: 28,658,015 km (0.1 R)
• M67: 29,392,092 km (0.095 R)
• M68: 30,398,287 km (0.08 R)
• M69: 30,718,427 km (0.071 R)
• M70: 30,986,057 km (0.059 R)
• M71: 31,685,427 km (0.07 R)
• M72: 32,826,261 km (0.114 R)
• M73: 34,035,909 km (0.061 R)
• M74: 34,146,462 km (0.088 R)
• M75: 34,757,420 km (0.091 R)
• M76: 34,868,870 km (0.082 R)
• M77: 34,980,470 km (0.059 R)
• M78: 35,933,708 km (0.046 R)
• M79: 36,611,835 km (0.075 R)
• M80: 36,781,928 km (0.067 R)
• M81: 37,751,172 km (0.104 R)
• M82: 38,382,924 km (0.026 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403.7

Radius: 6.5

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 11.66 AU - 17.94 AU

Year: 20199 Days

Day: 24.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 64,215,929 km

• M1: 82,877 km (0.079 R)
• M2: 198,666 km (0.069 R)
• M3: 930,798 km (0.101 R)
• M4: 1,070,971 km (0.118 R)
• M5: 1,218,026 km (0.037 R)
• M6: 2,325,648 km (0.116 R)
• M7: 2,549,447 km (0.119 R)
• M8: 2,614,672 km (0.095 R)
• M9: 2,746,916 km (0.09 R)
• M10: 2,881,255 km (0.112 R)
• M11: 3,052,395 km (0.096 R)
• M12: 3,297,436 km (0.105 R)
• M13: 3,658,715 km (0.071 R)
• M14: 3,769,567 km (0.113 R)
• M15: 4,185,449 km (0.117 R)
• M16: 4,655,785 km (0.102 R)
• M17: 4,937,927 km (0.078 R)
• M18: 4,978,617 km (0.051 R)
• M19: 5,019,607 km (0.032 R)
• M20: 5,308,780 km (0.105 R)
• M21: 5,731,394 km (0.051 R)
• M22: 7,063,114 km (0.12 R)
• M23: 7,953,820 km (0.073 R)
• M24: 8,830,014 km (0.099 R)
• M25: 9,329,821 km (0.088 R)
• M26: 9,380,385 km (0.034 R)
• M27: 10,409,169 km (0.086 R)
• M28: 11,799,532 km (0.078 R)
• M29: 11,908,888 km (0.114 R)
• M30: 11,963,641 km (0.1 R)
• M31: 12,405,104 km (0.109 R)
• M32: 12,460,755 km (0.1 R)
• M33: 12,572,055 km (0.067 R)
• M34: 12,627,855 km (0.115 R)
• M35: 13,703,763 km (0.11 R)
• M36: 14,926,726 km (0.065 R)
• M37: 16,305,869 km (0.096 R)
• M38: 16,427,641 km (0.101 R)
• M39: 16,795,054 km (0.062 R)
• M40: 17,787,785 km (0.061 R)
• M41: 18,291,332 km (0.104 R)
• M42: 19,376,814 km (0.087 R)
• M43: 20,746,233 km (0.092 R)
• M44: 21,676,432 km (0.025 R)
• M45: 22,011,831 km (0.094 R)
• M46: 22,484,410 km (0.078 R)
• M47: 24,060,723 km (0.096 R)
• M48: 26,169,604 km (0.098 R)
• M49: 26,240,962 km (0.118 R)
• M50: 27,608,137 km (0.09 R)
• M51: 28,410,281 km (0.105 R)
• M52: 28,998,350 km (0.077 R)
• M53: 29,664,809 km (0.1 R)
• M54: 29,962,658 km (0.103 R)
• M55: 32,380,758 km (0.11 R)
• M56: 32,995,007 km (0.093 R)
• M57: 33,923,561 km (0.109 R)
• M58: 34,860,792 km (0.118 R)
• M59: 36,123,398 km (0.077 R)
• M60: 37,401,113 km (0.092 R)
• M61: 38,531,176 km (0.069 R)
• M62: 40,329,492 km (0.03 R)
• M63: 40,659,355 km (0.117 R)
• M64: 40,990,265 km (0.109 R)
• M65: 41,156,020 km (0.073 R)
• M66: 41,488,127 km (0.118 R)
• M67: 42,071,559 km (0.06 R)
• M68: 42,909,606 km (0.038 R)
• M69: 43,837,861 km (0.06 R)
• M70: 44,602,306 km (0.107 R)
• M71: 45,114,379 km (0.117 R)
• M72: 46,144,361 km (0.072 R)
• M73: 47,442,721 km (0.063 R)
• M74: 47,703,769 km (0.064 R)
• M75: 47,790,985 km (0.095 R)
• M76: 48,227,511 km (0.072 R)
• M77: 50,963,207 km (0.117 R)
• M78: 51,766,847 km (0.112 R)
• M79: 52,484,618 km (0.107 R)
• M80: 53,025,264 km (0.091 R)
• M81: 57,230,311 km (0.082 R)
• M82: 59,841,841 km (0.1 R)
• M83: 60,500,820 km (0.075 R)
• M84: 60,878,405 km (0.11 R)
• M85: 61,256,887 km (0.103 R)
• M86: 62,778,298 km (0.095 R)
• M87: 63,160,670 km (0.061 R)
• M88: 63,735,574 km (0.102 R)
• M89: 64,119,742 km (0.108 R)

Kuiper Belt

Range: 30.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 14,774 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit