🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.58 AU - 0.64 AU

Year: 308 Days

Day: 13.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.13 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.6

Radius: 9.6

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.42 AU - 1.86 AU

Year: 1356 Days

Day: 7.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 27,531,939 km

• M1: 119,678 km (0.096 R)
• M2: 493,075 km (0.109 R)
• M3: 843,732 km (0.076 R)
• M4: 1,160,431 km (0.114 R)
• M5: 1,558,062 km (0.052 R)
• M6: 1,920,238 km (0.114 R)
• M7: 2,257,133 km (0.102 R)
• M8: 3,181,348 km (0.1 R)
• M9: 3,561,177 km (0.107 R)
• M10: 3,903,457 km (0.09 R)
• M11: 5,414,695 km (0.053 R)
• M12: 5,802,602 km (0.111 R)
• M13: 6,278,473 km (0.118 R)
• M14: 7,154,817 km (0.065 R)
• M15: 8,418,919 km (0.091 R)
• M16: 9,330,569 km (0.092 R)
• M17: 12,423,654 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.1

Radius: 11.8

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.84 AU - 2.02 AU

Year: 1731 Days

Day: 14.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,531,939 km

• M1: 146,756 km (0.051 R)
• M2: 616,642 km (0.106 R)
• M3: 1,027,737 km (0.087 R)
• M4: 1,404,425 km (0.103 R)
• M5: 1,908,270 km (0.076 R)
• M6: 2,811,393 km (0.117 R)
• M7: 3,368,495 km (0.098 R)
• M8: 3,744,435 km (0.105 R)
• M9: 4,480,905 km (0.106 R)
• M10: 6,116,758 km (0.106 R)
• M11: 6,786,208 km (0.072 R)
• M12: 9,155,988 km (0.045 R)
• M13: 10,032,781 km (0.095 R)
• M14: 10,671,863 km (0.111 R)
• M15: 13,461,265 km (0.081 R)
• M16: 14,327,437 km (0.032 R)
• M17: 15,046,853 km (0.116 R)
• M18: 15,461,987 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361

Radius: 12.5

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.89 AU - 2.23 AU

Year: 1909 Days

Day: 8.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,531,939 km

• M1: 155,432 km (0.106 R)
• M2: 590,762 km (0.098 R)
• M3: 1,422,227 km (0.096 R)
• M4: 1,837,660 km (0.042 R)
• M5: 2,335,073 km (0.063 R)
• M6: 3,402,454 km (0.102 R)
• M7: 4,375,887 km (0.092 R)
• M8: 5,656,445 km (0.086 R)
• M9: 6,820,167 km (0.081 R)
• M10: 7,943,198 km (0.087 R)
• M11: 9,523,849 km (0.068 R)
• M12: 9,965,911 km (0.106 R)

Asteroid Belt

Center: 2.73 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.9

Radius: 8.8

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.75 AU - 4.03 AU

Year: 4030 Days

Day: 12.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 27,531,939 km

• M1: 109,506 km (0.04 R)
• M2: 422,016 km (0.071 R)
• M3: 768,484 km (0.09 R)
• M4: 1,225,057 km (0.073 R)
• M5: 2,476,443 km (0.114 R)
• M6: 3,074,835 km (0.052 R)
• M7: 3,537,541 km (0.08 R)
• M8: 4,853,105 km (0.086 R)
• M9: 5,685,467 km (0.102 R)
• M10: 6,081,752 km (0.057 R)
• M11: 6,610,132 km (0.094 R)
• M12: 6,900,351 km (0.095 R)
• M13: 7,475,106 km (0.101 R)
• M14: 9,871,814 km (0.053 R)
• M15: 10,641,196 km (0.096 R)
• M16: 11,040,622 km (0.097 R)
• M17: 11,367,344 km (0.025 R)
• M18: 12,169,188 km (0.045 R)
• M19: 13,098,640 km (0.072 R)
• M20: 13,650,656 km (0.111 R)
• M21: 14,751,996 km (0.109 R)
• M22: 15,911,529 km (0.068 R)
• M23: 16,487,032 km (0.091 R)
• M24: 17,735,127 km (0.119 R)
• M25: 19,634,421 km (0.033 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328

Radius: 10.8

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.03 AU - 4.13 AU

Year: 4374 Days

Day: 13.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,531,939 km

• M1: 134,339 km (0.117 R)
• M2: 511,774 km (0.084 R)
• M3: 941,569 km (0.115 R)
• M4: 1,560,755 km (0.094 R)
• M5: 1,988,455 km (0.096 R)
• M6: 2,494,245 km (0.091 R)
• M7: 3,188,529 km (0.101 R)
• M8: 4,069,062 km (0.074 R)
• M9: 4,984,152 km (0.088 R)
• M10: 5,736,779 km (0.117 R)
• M11: 6,195,895 km (0.08 R)
• M12: 7,530,906 km (0.118 R)
• M13: 8,590,807 km (0.068 R)
• M14: 8,941,614 km (0.116 R)
• M15: 9,899,041 km (0.096 R)
• M16: 10,721,081 km (0.069 R)
• M17: 11,419,254 km (0.116 R)
• M18: 12,590,306 km (0.119 R)
• M19: 14,469,854 km (0.062 R)
• M20: 16,422,106 km (0.082 R)
• M21: 17,742,158 km (0.101 R)
• M22: 20,282,180 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.7

Radius: 8.2

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.92 AU - 4.32 AU

Year: 4447 Days

Day: 7 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 27,531,939 km

• M1: 102,026 km (0.105 R)
• M2: 667,506 km (0.065 R)
• M3: 1,006,644 km (0.117 R)
• M4: 1,357,301 km (0.116 R)
• M5: 2,250,999 km (0.098 R)
• M6: 2,995,398 km (0.098 R)
• M7: 3,873,538 km (0.067 R)
• M8: 5,111,909 km (0.069 R)
• M9: 6,243,318 km (0.085 R)
• M10: 6,715,598 km (0.112 R)
• M11: 9,672,550 km (0.106 R)
• M12: 11,348,345 km (0.077 R)
• M13: 15,904,348 km (0.09 R)
• M14: 16,506,479 km (0.098 R)
• M15: 17,010,325 km (0.094 R)
• M16: 21,417,478 km (0.088 R)
• M17: 23,249,454 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.2

Radius: 10.1

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.09 AU - 4.69 AU

Year: 4954 Days

Day: 8.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 27,531,939 km

• M1: 125,812 km (0.059 R)
• M2: 664,963 km (0.075 R)
• M3: 1,500,467 km (0.101 R)
• M4: 1,854,714 km (0.052 R)
• M5: 2,814,983 km (0.107 R)
• M6: 4,823,783 km (0.118 R)
• M7: 5,353,360 km (0.119 R)
• M8: 5,762,510 km (0.08 R)
• M9: 6,192,454 km (0.101 R)
• M10: 9,383,526 km (0.057 R)
• M11: 11,835,735 km (0.065 R)
• M12: 12,532,113 km (0.111 R)
• M13: 13,768,689 km (0.071 R)
• M14: 14,884,988 km (0.11 R)
• M15: 19,357,366 km (0.103 R)
• M16: 20,694,472 km (0.098 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.2

Radius: 14

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.43 AU - 4.65 AU

Year: 5243 Days

Day: 11.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 27,531,939 km

• M1: 186,100 km (0.078 R)
• M2: 700,716 km (0.058 R)
• M3: 1,482,664 km (0.073 R)
• M4: 2,907,135 km (0.073 R)
• M5: 3,472,167 km (0.092 R)
• M6: 3,954,620 km (0.062 R)
• M7: 5,539,609 km (0.116 R)
• M8: 7,756,799 km (0.111 R)
• M9: 8,219,505 km (0.096 R)
• M10: 9,200,568 km (0.093 R)
• M11: 9,638,441 km (0.036 R)
• M12: 10,642,841 km (0.066 R)
• M13: 15,591,838 km (0.05 R)
• M14: 18,438,985 km (0.085 R)
• M15: 20,051,500 km (0.113 R)
• M16: 21,269,526 km (0.07 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 13,346 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit