🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.44 AU - 0.6 AU

Year: 165 Days

Day: 21.1 Hours

Environment

Temp: 27 °C

Axial Tilt: 27.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.57 AU - 0.89 AU

Year: 274 Days

Day: 15.6 Hours

Environment

Temp: -23 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.32 AU - 1.36 AU

Year: 682 Days

Day: 27.8 Hours

Environment

Temp: -96 °C

Axial Tilt: 49.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.1 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.8

Radius: 9.6

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.85 AU - 2.85 AU

Year: 2116 Days

Day: 9.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,017,538 km

• M1: 119,379 km (0.114 R)
• M2: 643,420 km (0.112 R)
• M3: 1,392,756 km (0.093 R)
• M4: 2,344,647 km (0.084 R)
• M5: 2,670,621 km (0.081 R)
• M6: 3,546,666 km (0.107 R)
• M7: 4,273,712 km (0.085 R)
• M8: 4,825,279 km (0.094 R)
• M9: 6,142,638 km (0.037 R)
• M10: 6,639,602 km (0.115 R)
• M11: 6,976,796 km (0.099 R)
• M12: 7,798,836 km (0.113 R)
• M13: 8,292,509 km (0.106 R)
• M14: 9,087,921 km (0.029 R)
• M15: 10,830,138 km (0.097 R)
• M16: 11,261,877 km (0.113 R)
• M17: 12,006,875 km (0.098 R)
• M18: 12,313,999 km (0.026 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.9

Radius: 9.9

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.99 AU - 4.87 AU

Year: 3426 Days

Day: 8.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,017,538 km

• M1: 123,119 km (0.088 R)
• M2: 453,431 km (0.081 R)
• M3: 981,811 km (0.063 R)
• M4: 2,564,407 km (0.109 R)
• M5: 3,021,129 km (0.096 R)
• M6: 3,973,319 km (0.111 R)
• M7: 4,413,586 km (0.076 R)
• M8: 4,947,650 km (0.115 R)
• M9: 5,262,703 km (0.079 R)
• M10: 7,176,210 km (0.103 R)
• M11: 7,747,225 km (0.104 R)
• M12: 8,058,089 km (0.112 R)
• M13: 8,735,319 km (0.115 R)
• M14: 9,165,862 km (0.084 R)
• M15: 10,136,303 km (0.103 R)
• M16: 12,356,784 km (0.118 R)
• M17: 12,860,480 km (0.069 R)
• M18: 13,499,263 km (0.087 R)
• M19: 13,909,161 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.3

Radius: 10.1

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.33 AU - 5.17 AU

Year: 3853 Days

Day: 11.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,017,538 km

• M1: 127,308 km (0.069 R)
• M2: 505,192 km (0.115 R)
• M3: 1,008,439 km (0.105 R)
• M4: 1,374,804 km (0.107 R)
• M5: 1,804,898 km (0.1 R)
• M6: 2,145,233 km (0.111 R)
• M7: 2,610,932 km (0.119 R)
• M8: 3,415,469 km (0.12 R)
• M9: 3,941,754 km (0.074 R)
• M10: 4,668,650 km (0.074 R)
• M11: 5,103,980 km (0.056 R)
• M12: 5,678,885 km (0.119 R)
• M13: 5,996,930 km (0.072 R)
• M14: 7,805,718 km (0.109 R)
• M15: 8,720,509 km (0.057 R)
• M16: 9,502,606 km (0.082 R)
• M17: 12,035,897 km (0.113 R)
• M18: 12,417,521 km (0.066 R)
• M19: 13,054,808 km (0.117 R)
• M20: 14,716,691 km (0.119 R)
• M21: 17,226,045 km (0.117 R)
• M22: 18,080,847 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.9

Radius: 13.1

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 9.15 AU - 9.41 AU

Year: 12430 Days

Day: 9.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,017,538 km

• M1: 163,062 km (0.039 R)
• M2: 802,593 km (0.118 R)
• M3: 1,994,140 km (0.109 R)
• M4: 2,943,637 km (0.104 R)
• M5: 3,484,134 km (0.059 R)
• M6: 4,735,969 km (0.073 R)
• M7: 5,902,085 km (0.083 R)
• M8: 6,381,097 km (0.107 R)
• M9: 8,471,428 km (0.12 R)
• M10: 13,513,325 km (0.095 R)
• M11: 14,879,902 km (0.092 R)
• M12: 17,659,430 km (0.101 R)
• M13: 20,517,348 km (0.078 R)
• M14: 24,506,674 km (0.092 R)
• M15: 44,796,933 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 738.2

Radius: 6.6

Gravity: 16.95 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 9.52 AU - 10.74 AU

Year: 14177 Days

Day: 23.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 62,017,538 km

• M1: 82,129 km (0.038 R)
• M2: 340,485 km (0.108 R)
• M3: 631,453 km (0.09 R)
• M4: 1,085,033 km (0.07 R)
• M5: 1,301,202 km (0.113 R)
• M6: 1,856,659 km (0.09 R)
• M7: 2,169,169 km (0.083 R)
• M8: 2,537,928 km (0.107 R)
• M9: 3,322,120 km (0.084 R)
• M10: 4,075,794 km (0.083 R)
• M11: 4,803,139 km (0.061 R)
• M12: 5,651,060 km (0.115 R)
• M13: 6,512,444 km (0.058 R)
• M14: 6,846,347 km (0.079 R)
• M15: 7,279,881 km (0.1 R)
• M16: 7,639,664 km (0.101 R)
• M17: 8,346,364 km (0.119 R)
• M18: 8,690,589 km (0.063 R)
• M19: 9,460,270 km (0.112 R)
• M20: 11,979,947 km (0.109 R)
• M21: 16,624,363 km (0.116 R)
• M22: 21,053,956 km (0.102 R)
• M23: 22,437,287 km (0.058 R)
• M24: 24,775,053 km (0.1 R)
• M25: 27,485,467 km (0.049 R)
• M26: 32,753,855 km (0.089 R)
• M27: 40,306,753 km (0.118 R)
• M28: 47,684,172 km (0.051 R)
• M29: 50,383,964 km (0.043 R)
• M30: 51,524,648 km (0.106 R)
• M31: 53,183,988 km (0.087 R)
• M32: 58,375,184 km (0.074 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 17,531 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit