🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.5

Radius: 8.4

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.02 AU - 1.02 AU

Year: 711 Days

Day: 7.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 39,590,086 km

• M1: 105,915 km (0.04 R)
• M2: 417,976 km (0.117 R)
• M3: 1,362,537 km (0.104 R)
• M4: 1,701,227 km (0.065 R)
• M5: 2,406,132 km (0.079 R)
• M6: 3,558,784 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.7

Radius: 11.3

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.62 AU - 4.6 AU

Year: 5751 Days

Day: 14.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,590,086 km

• M1: 141,669 km (0.076 R)
• M2: 591,959 km (0.114 R)
• M3: 1,105,379 km (0.057 R)
• M4: 1,920,388 km (0.087 R)
• M5: 3,676,667 km (0.072 R)
• M6: 4,060,834 km (0.065 R)
• M7: 4,731,481 km (0.11 R)
• M8: 6,761,375 km (0.066 R)
• M9: 7,281,527 km (0.034 R)
• M10: 12,973,127 km (0.062 R)
• M11: 13,326,627 km (0.062 R)
• M12: 14,379,347 km (0.084 R)
• M13: 15,734,554 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.5

Radius: 10.3

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.73 AU - 5.65 AU

Year: 7011 Days

Day: 8.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 39,590,086 km

• M1: 128,953 km (0.084 R)
• M2: 499,657 km (0.091 R)
• M3: 885,619 km (0.066 R)
• M4: 1,400,386 km (0.119 R)
• M5: 1,873,265 km (0.105 R)
• M6: 2,832,037 km (0.049 R)
• M7: 3,341,867 km (0.106 R)
• M8: 4,220,605 km (0.115 R)
• M9: 5,655,548 km (0.103 R)
• M10: 6,018,023 km (0.083 R)
• M11: 6,537,577 km (0.06 R)
• M12: 6,974,402 km (0.12 R)
• M13: 7,391,930 km (0.092 R)
• M14: 8,745,492 km (0.046 R)
• M15: 9,141,776 km (0.076 R)
• M16: 9,782,205 km (0.028 R)
• M17: 11,306,457 km (0.098 R)
• M18: 16,959,013 km (0.112 R)
• M19: 20,580,179 km (0.075 R)
• M20: 21,840,092 km (0.116 R)
• M21: 22,818,163 km (0.097 R)
• M22: 23,570,790 km (0.066 R)
• M23: 24,686,940 km (0.065 R)
• M24: 26,747,351 km (0.117 R)
• M25: 32,134,969 km (0.101 R)
• M26: 36,933,919 km (0.101 R)
• M27: 38,555,859 km (0.078 R)
• M28: 39,742,918 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.6

Radius: 8.8

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 4.14 AU - 6.82 AU

Year: 8855 Days

Day: 5 Hours

Environment

Temp: -220 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 39,590,086 km

• M1: 109,506 km (0.054 R)
• M2: 502,649 km (0.083 R)
• M3: 1,051,224 km (0.118 R)
• M4: 1,442,572 km (0.113 R)
• M5: 1,929,663 km (0.075 R)
• M6: 2,359,607 km (0.098 R)
• M7: 2,636,064 km (0.117 R)
• M8: 2,913,568 km (0.081 R)
• M9: 3,210,670 km (0.08 R)
• M10: 4,121,571 km (0.103 R)
• M11: 4,984,601 km (0.098 R)
• M12: 5,506,548 km (0.078 R)
• M13: 5,929,760 km (0.08 R)
• M14: 6,480,580 km (0.086 R)
• M15: 7,027,360 km (0.11 R)
• M16: 8,296,698 km (0.069 R)
• M17: 9,435,586 km (0.058 R)
• M18: 10,477,835 km (0.11 R)
• M19: 11,334,582 km (0.073 R)
• M20: 16,264,580 km (0.092 R)
• M21: 18,467,708 km (0.075 R)
• M22: 22,134,651 km (0.088 R)
• M23: 22,955,344 km (0.048 R)
• M24: 23,541,768 km (0.079 R)
• M25: 24,483,636 km (0.043 R)
• M26: 26,078,499 km (0.081 R)
• M27: 26,533,576 km (0.092 R)
• M28: 27,741,579 km (0.112 R)
• M29: 29,670,942 km (0.115 R)
• M30: 33,687,496 km (0.071 R)
• M31: 34,992,737 km (0.099 R)
• M32: 35,993,547 km (0.112 R)
• M33: 40,673,716 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 193.9

Radius: 4.4

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.75 AU - 6.69 AU

Year: 9443 Days

Day: 18.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,590,086 km

• M1: 54,753 km (0.06 R)
• M2: 504,893 km (0.104 R)
• M3: 904,170 km (0.088 R)
• M4: 2,492,450 km (0.111 R)
• M5: 3,194,064 km (0.089 R)
• M6: 3,377,920 km (0.074 R)
• M7: 4,556,452 km (0.054 R)
• M8: 4,789,675 km (0.032 R)
• M9: 5,479,471 km (0.068 R)
• M10: 5,654,500 km (0.107 R)
• M11: 6,328,289 km (0.099 R)
• M12: 7,122,654 km (0.063 R)
• M13: 8,055,845 km (0.059 R)
• M14: 10,249,399 km (0.044 R)
• M15: 11,914,573 km (0.116 R)
• M16: 14,348,979 km (0.063 R)
• M17: 15,133,470 km (0.071 R)
• M18: 19,287,504 km (0.065 R)
• M19: 21,805,386 km (0.105 R)
• M20: 22,765,804 km (0.076 R)
• M21: 23,677,304 km (0.076 R)
• M22: 25,009,622 km (0.043 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 114.5

Radius: 3.6

Gravity: 8.83 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 6.34 AU - 6.74 AU

Year: 11545 Days

Day: 16.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,590,086 km

• M1: 47,423 km (0.095 R)
• M2: 184,753 km (0.073 R)
• M3: 341,233 km (0.065 R)
• M4: 603,179 km (0.102 R)
• M5: 867,967 km (0.119 R)
• M6: 1,225,805 km (0.075 R)
• M7: 1,502,411 km (0.067 R)
• M8: 1,873,863 km (0.025 R)
• M9: 2,256,235 km (0.097 R)
• M10: 2,383,842 km (0.062 R)
• M11: 2,533,141 km (0.083 R)
• M12: 3,354,583 km (0.052 R)
• M13: 3,938,762 km (0.1 R)
• M14: 5,647,170 km (0.091 R)
• M15: 5,764,305 km (0.118 R)
• M16: 6,249,002 km (0.088 R)
• M17: 7,093,931 km (0.071 R)
• M18: 8,461,854 km (0.038 R)
• M19: 18,757,179 km (0.089 R)
• M20: 19,480,934 km (0.077 R)
• M21: 20,635,979 km (0.115 R)
• M22: 21,407,156 km (0.107 R)
• M23: 23,381,250 km (0.079 R)
• M24: 24,919,415 km (0.113 R)
• M25: 25,235,066 km (0.027 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 263.4

Radius: 4.5

Gravity: 13.01 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 6.44 AU - 7.06 AU

Year: 12105 Days

Day: 15.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,590,086 km

• M1: 55,950 km (0.115 R)
• M2: 279,000 km (0.1 R)
• M3: 476,918 km (0.071 R)
• M4: 630,256 km (0.076 R)
• M5: 896,241 km (0.082 R)
• M6: 1,542,204 km (0.044 R)
• M7: 1,839,605 km (0.049 R)
• M8: 2,922,694 km (0.102 R)
• M9: 3,377,920 km (0.058 R)
• M10: 4,622,275 km (0.099 R)
• M11: 5,393,302 km (0.046 R)
• M12: 5,614,707 km (0.057 R)
• M13: 5,842,246 km (0.119 R)
• M14: 8,425,651 km (0.105 R)
• M15: 9,162,570 km (0.095 R)
• M16: 13,791,278 km (0.118 R)
• M17: 15,817,731 km (0.102 R)
• M18: 16,601,325 km (0.081 R)
• M19: 25,731,881 km (0.049 R)
• M20: 27,459,138 km (0.104 R)
• M21: 27,926,332 km (0.097 R)
• M22: 36,249,359 km (0.114 R)
• M23: 37,607,858 km (0.056 R)
• M24: 38,299,748 km (0.052 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 16,647 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit