🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.3

Radius: 13.4

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.07 AU - 1.13 AU

Year: 796 Days

Day: 12 Hours

Environment

Temp: -177 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 82,008,312 km

• M1: 166,802 km (0.107 R)
• M2: 779,405 km (0.062 R)
• M3: 1,329,327 km (0.098 R)
• M4: 1,858,006 km (0.118 R)
• M5: 2,642,198 km (0.037 R)
• M6: 3,441,050 km (0.1 R)
• M7: 4,503,046 km (0.086 R)
• M8: 5,204,510 km (0.029 R)
• M9: 6,909,477 km (0.052 R)
• M10: 7,443,242 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.3

Radius: 8.7

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.69 AU - 1.73 AU

Year: 1543 Days

Day: 6.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 82,008,312 km

• M1: 110,254 km (0.069 R)
• M2: 637,437 km (0.103 R)
• M3: 1,138,440 km (0.112 R)
• M4: 1,817,315 km (0.045 R)
• M5: 3,155,318 km (0.094 R)
• M6: 3,700,453 km (0.091 R)
• M7: 4,517,706 km (0.069 R)
• M8: 4,940,619 km (0.12 R)
• M9: 6,081,303 km (0.108 R)
• M10: 6,528,601 km (0.042 R)
• M11: 6,902,147 km (0.105 R)
• M12: 7,615,429 km (0.113 R)
• M13: 8,540,692 km (0.099 R)
• M14: 9,217,174 km (0.066 R)
• M15: 9,628,119 km (0.07 R)
• M16: 10,613,221 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.6

Radius: 8.2

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.98 AU - 5.1 AU

Year: 6677 Days

Day: 5.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,008,312 km

• M1: 102,475 km (0.094 R)
• M2: 423,661 km (0.109 R)
• M3: 891,454 km (0.067 R)
• M4: 1,152,652 km (0.085 R)
• M5: 1,489,845 km (0.107 R)
• M6: 2,173,507 km (0.111 R)
• M7: 3,293,846 km (0.111 R)
• M8: 3,863,664 km (0.048 R)
• M9: 4,732,529 km (0.066 R)
• M10: 5,665,421 km (0.112 R)
• M11: 6,002,166 km (0.119 R)
• M12: 8,042,382 km (0.101 R)
• M13: 8,429,092 km (0.085 R)
• M14: 10,415,004 km (0.046 R)
• M15: 22,843,894 km (0.104 R)
• M16: 23,152,215 km (0.09 R)
• M17: 23,463,379 km (0.035 R)
• M18: 31,413,907 km (0.107 R)
• M19: 32,276,638 km (0.048 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 658.3

Radius: 7.8

Gravity: 10.82 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.74 AU - 8 AU

Year: 12429 Days

Day: 17.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 82,008,312 km

• M1: 97,837 km (0.095 R)
• M2: 420,669 km (0.108 R)
• M3: 805,435 km (0.112 R)
• M4: 1,067,530 km (0.065 R)
• M5: 1,360,593 km (0.11 R)
• M6: 1,630,467 km (0.1 R)
• M7: 2,773,245 km (0.095 R)
• M8: 3,643,157 km (0.101 R)
• M9: 6,920,098 km (0.089 R)
• M10: 9,030,775 km (0.103 R)
• M11: 9,328,026 km (0.108 R)
• M12: 9,631,709 km (0.073 R)
• M13: 14,540,614 km (0.093 R)
• M14: 15,156,658 km (0.106 R)
• M15: 16,221,795 km (0.068 R)
• M16: 16,587,711 km (0.078 R)
• M17: 17,488,290 km (0.08 R)
• M18: 18,184,968 km (0.118 R)
• M19: 22,849,728 km (0.117 R)
• M20: 26,703,968 km (0.082 R)
• M21: 27,111,772 km (0.084 R)
• M22: 27,835,227 km (0.11 R)
• M23: 29,646,109 km (0.11 R)
• M24: 33,147,747 km (0.101 R)
• M25: 34,695,037 km (0.093 R)
• M26: 35,180,482 km (0.101 R)
• M27: 36,539,280 km (0.084 R)
• M28: 37,168,339 km (0.119 R)
• M29: 38,318,747 km (0.105 R)
• M30: 40,690,471 km (0.081 R)
• M31: 41,094,984 km (0.087 R)
• M32: 45,001,433 km (0.112 R)
• M33: 48,692,461 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 940.5

Radius: 3.7

Gravity: 68.7 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.68 AU - 8.14 AU

Year: 12538 Days

Day: 20.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,008,312 km

• M1: 60,138 km (0.037 R)
• M2: 290,220 km (0.116 R)
• M3: 1,001,558 km (0.106 R)
• M4: 3,389,140 km (0.106 R)
• M5: 3,523,628 km (0.114 R)
• M6: 5,106,075 km (0.047 R)
• M7: 8,850,360 km (0.07 R)
• M8: 9,524,747 km (0.106 R)
• M9: 9,738,821 km (0.085 R)
• M10: 11,813,594 km (0.099 R)
• M11: 12,629,950 km (0.102 R)
• M12: 14,514,584 km (0.091 R)
• M13: 15,671,574 km (0.062 R)
• M14: 17,281,546 km (0.078 R)
• M15: 18,004,104 km (0.059 R)
• M16: 18,331,573 km (0.028 R)
• M17: 18,830,183 km (0.095 R)
• M18: 22,106,975 km (0.088 R)
• M19: 31,265,506 km (0.052 R)
• M20: 31,976,694 km (0.088 R)
• M21: 35,953,455 km (0.071 R)
• M22: 41,513,708 km (0.039 R)
• M23: 59,562,542 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 972.8

Radius: 4.4

Gravity: 50.25 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 7.75 AU - 10.61 AU

Year: 19199 Days

Day: 22.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 82,008,312 km

• M1: 54,753 km (0.109 R)
• M2: 194,926 km (0.082 R)
• M3: 352,602 km (0.099 R)
• M4: 607,367 km (0.055 R)
• M5: 836,102 km (0.067 R)
• M6: 1,204,412 km (0.067 R)
• M7: 1,620,145 km (0.062 R)
• M8: 1,765,704 km (0.071 R)
• M9: 2,104,244 km (0.098 R)
• M10: 2,629,631 km (0.081 R)
• M11: 2,857,469 km (0.107 R)
• M12: 3,440,452 km (0.097 R)
• M13: 5,180,574 km (0.091 R)
• M14: 5,913,753 km (0.102 R)
• M15: 6,394,411 km (0.076 R)
• M16: 10,829,988 km (0.098 R)
• M17: 12,437,118 km (0.112 R)
• M18: 15,620,262 km (0.113 R)
• M19: 17,751,732 km (0.113 R)
• M20: 20,654,080 km (0.081 R)
• M21: 22,372,661 km (0.111 R)
• M22: 23,641,699 km (0.061 R)
• M23: 25,633,894 km (0.105 R)
• M24: 25,862,031 km (0.114 R)
• M25: 26,206,555 km (0.108 R)
• M26: 28,096,425 km (0.079 R)
• M27: 38,173,487 km (0.098 R)
• M28: 39,221,121 km (0.115 R)
• M29: 47,268,290 km (0.096 R)
• M30: 50,236,461 km (0.084 R)
• M31: 55,582,490 km (0.089 R)
• M32: 57,510,358 km (0.074 R)
• M33: 62,318,135 km (0.074 R)
• M34: 62,937,320 km (0.094 R)
• M35: 68,476,481 km (0.067 R)
• M36: 69,799,375 km (0.101 R)
• M37: 72,268,637 km (0.045 R)
• M38: 75,261,193 km (0.098 R)
• M39: 75,494,715 km (0.028 R)
• M40: 80,511,779 km (0.062 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 657

Radius: 6.9

Gravity: 13.8 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 8.62 AU - 12 AU

Year: 22851 Days

Day: 16 Hours

Environment

Temp: -231 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 82,008,312 km

• M1: 85,869 km (0.11 R)
• M2: 340,784 km (0.097 R)
• M3: 721,660 km (0.075 R)
• M4: 1,204,263 km (0.105 R)
• M5: 1,982,172 km (0.083 R)
• M6: 4,945,406 km (0.116 R)
• M7: 6,419,095 km (0.102 R)
• M8: 6,644,838 km (0.047 R)
• M9: 7,304,864 km (0.037 R)
• M10: 8,375,985 km (0.067 R)
• M11: 9,033,019 km (0.093 R)
• M12: 11,604,756 km (0.089 R)
• M13: 15,660,055 km (0.07 R)
• M14: 16,069,803 km (0.075 R)
• M15: 16,486,882 km (0.103 R)
• M16: 17,604,677 km (0.067 R)
• M17: 21,662,071 km (0.089 R)
• M18: 23,852,932 km (0.044 R)
• M19: 26,072,814 km (0.074 R)
• M20: 27,350,680 km (0.099 R)
• M21: 27,587,343 km (0.086 R)
• M22: 28,548,061 km (0.113 R)
• M23: 30,156,388 km (0.11 R)
• M24: 34,233,827 km (0.039 R)
• M25: 42,821,493 km (0.101 R)
• M26: 49,513,903 km (0.11 R)
• M27: 52,923,538 km (0.109 R)
• M28: 55,913,700 km (0.11 R)
• M29: 57,838,576 km (0.061 R)
• M30: 59,212,034 km (0.09 R)
• M31: 61,009,752 km (0.09 R)
• M32: 62,637,825 km (0.086 R)
• M33: 64,923,681 km (0.088 R)
• M34: 73,019,469 km (0.174 R)
• M35: 76,016,512 km (0.108 R)
• M36: 76,250,334 km (0.105 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 13,050 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit