🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.6 AU - 0.68 AU

Year: 336 Days

Day: 30.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,875,651 km

• M1: 34,258 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.2

Radius: 13

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.68 AU - 0.7 AU

Year: 376 Days

Day: 5.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 58,875,651 km

• M1: 165,306 km (0.109 R)
• M2: 856,448 km (0.108 R)
• M3: 1,601,146 km (0.025 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.8

Radius: 10.2

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.77 AU - 0.89 AU

Year: 496 Days

Day: 8.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,875,651 km

• M1: 126,859 km (0.113 R)
• M2: 473,028 km (0.078 R)
• M3: 814,710 km (0.091 R)
• M4: 1,306,289 km (0.088 R)
• M5: 1,713,195 km (0.078 R)
• M6: 2,155,257 km (0.1 R)
• M7: 2,777,883 km (0.1 R)
• M8: 3,174,467 km (0.119 R)
• M9: 3,810,108 km (0.117 R)
• M10: 4,223,148 km (0.094 R)
• M11: 4,666,107 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230

Radius: 9

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.09 AU - 2.61 AU

Year: 2363 Days

Day: 9.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 58,875,651 km

• M1: 111,899 km (0.061 R)
• M2: 514,018 km (0.053 R)
• M3: 1,372,860 km (0.088 R)
• M4: 2,099,606 km (0.102 R)
• M5: 2,412,864 km (0.085 R)
• M6: 2,838,470 km (0.105 R)
• M7: 3,420,855 km (0.1 R)
• M8: 4,803,737 km (0.104 R)
• M9: 5,415,892 km (0.072 R)
• M10: 6,056,171 km (0.083 R)
• M11: 8,029,217 km (0.066 R)
• M12: 8,655,434 km (0.112 R)
• M13: 9,877,050 km (0.101 R)
• M14: 11,210,116 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.2

Radius: 12.4

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.5 AU - 2.86 AU

Year: 2878 Days

Day: 5.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,875,651 km

• M1: 154,235 km (0.099 R)
• M2: 582,684 km (0.1 R)
• M3: 1,113,008 km (0.064 R)
• M4: 3,849,602 km (0.108 R)
• M5: 4,382,619 km (0.092 R)
• M6: 6,966,623 km (0.08 R)
• M7: 7,356,625 km (0.107 R)
• M8: 8,379,575 km (0.064 R)
• M9: 9,788,787 km (0.118 R)
• M10: 10,825,650 km (0.091 R)
• M11: 15,210,812 km (0.095 R)
• M12: 20,535,001 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.7

Radius: 11.3

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.1 AU - 3.26 AU

Year: 2878 Days

Day: 7.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,875,651 km

• M1: 140,472 km (0.094 R)
• M2: 504,594 km (0.096 R)
• M3: 946,955 km (0.111 R)
• M4: 1,513,332 km (0.094 R)
• M5: 1,955,244 km (0.108 R)
• M6: 2,367,536 km (0.112 R)
• M7: 2,805,708 km (0.082 R)
• M8: 3,670,533 km (0.095 R)
• M9: 5,377,295 km (0.118 R)
• M10: 9,631,111 km (0.1 R)
• M11: 10,241,470 km (0.061 R)
• M12: 10,636,109 km (0.116 R)
• M13: 10,999,782 km (0.111 R)
• M14: 13,174,486 km (0.031 R)
• M15: 13,879,242 km (0.056 R)
• M16: 14,363,041 km (0.093 R)
• M17: 16,304,522 km (0.086 R)
• M18: 17,282,743 km (0.061 R)
• M19: 18,013,379 km (0.077 R)
• M20: 19,058,769 km (0.091 R)
• M21: 20,021,581 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563

Radius: 8.8

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 5.58 AU - 5.78 AU

Year: 8880 Days

Day: 7.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,875,651 km

• M1: 113,694 km (0.101 R)
• M2: 492,626 km (0.115 R)
• M3: 1,129,015 km (0.09 R)
• M4: 1,883,288 km (0.111 R)
• M5: 2,737,491 km (0.102 R)
• M6: 4,032,411 km (0.032 R)
• M7: 5,127,467 km (0.078 R)
• M8: 6,130,521 km (0.089 R)
• M9: 6,660,396 km (0.057 R)
• M10: 7,571,447 km (0.077 R)
• M11: 7,892,933 km (0.105 R)
• M12: 8,392,291 km (0.107 R)
• M13: 9,090,763 km (0.095 R)
• M14: 11,108,240 km (0.082 R)
• M15: 12,112,341 km (0.071 R)
• M16: 27,447,469 km (0.078 R)
• M17: 29,670,942 km (0.107 R)
• M18: 31,492,745 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 184.7

Radius: 5.5

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 5.39 AU - 8.33 AU

Year: 11787 Days

Day: 16.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,875,651 km

• M1: 68,366 km (0.089 R)
• M2: 240,853 km (0.113 R)
• M3: 445,652 km (0.089 R)
• M4: 620,233 km (0.089 R)
• M5: 1,146,219 km (0.077 R)
• M6: 1,319,004 km (0.067 R)
• M7: 2,696,950 km (0.088 R)
• M8: 2,926,583 km (0.119 R)
• M9: 3,148,437 km (0.103 R)
• M10: 5,408,561 km (0.088 R)
• M11: 6,222,374 km (0.08 R)
• M12: 9,364,976 km (0.115 R)
• M13: 10,440,136 km (0.07 R)
• M14: 12,203,446 km (0.065 R)
• M15: 13,209,791 km (0.034 R)
• M16: 13,594,108 km (0.035 R)
• M17: 14,442,777 km (0.115 R)
• M18: 14,850,730 km (0.109 R)
• M19: 15,811,897 km (0.062 R)
• M20: 16,182,750 km (0.056 R)
• M21: 17,006,286 km (0.088 R)
• M22: 18,327,235 km (0.09 R)
• M23: 19,291,693 km (0.098 R)
• M24: 26,141,031 km (0.034 R)
• M25: 27,985,872 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 696.4

Radius: 7.7

Gravity: 11.75 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 6.21 AU - 8.81 AU

Year: 13501 Days

Day: 20.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,875,651 km

• M1: 106,065 km (0.119 R)
• M2: 559,047 km (0.063 R)
• M3: 810,970 km (0.104 R)
• M4: 1,604,736 km (0.09 R)
• M5: 2,227,363 km (0.088 R)
• M6: 2,792,693 km (0.111 R)
• M7: 3,609,348 km (0.063 R)
• M8: 4,388,753 km (0.063 R)
• M9: 6,637,059 km (0.086 R)
• M10: 8,996,218 km (0.114 R)
• M11: 9,454,735 km (0.077 R)
• M12: 10,363,243 km (0.065 R)
• M13: 11,743,283 km (0.046 R)
• M14: 17,695,483 km (0.05 R)
• M15: 24,893,534 km (0.049 R)
• M16: 27,140,345 km (0.109 R)
• M17: 32,981,693 km (0.057 R)
• M18: 34,193,585 km (0.118 R)
• M19: 37,483,093 km (0.092 R)
• M20: 43,808,988 km (0.094 R)
• M21: 47,375,850 km (0.078 R)
• M22: 52,917,255 km (0.072 R)
• M23: 55,080,889 km (0.089 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: 521 - 16,563 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit