🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.21 AU - 1.21 AU

Year: 499 Days

Day: 42 Hours

Environment

Temp: -1 °C

Axial Tilt: 38.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.98 AU - 2.34 AU

Year: 1190 Days

Day: 18.9 Hours

Environment

Temp: -74 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.6 AU - 4.06 AU

Year: 2809 Days

Day: 20.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,875,782 km

• M1: 77,791 km (0.063 R)
• M2: 1,181,823 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.6

Radius: 11

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 3.81 AU - 5.37 AU

Year: 3685 Days

Day: 13 Hours

Environment

Temp: -135 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,875,782 km

• M1: 137,032 km (0.113 R)
• M2: 508,184 km (0.104 R)
• M3: 944,561 km (0.032 R)
• M4: 1,395,000 km (0.061 R)
• M5: 1,804,300 km (0.085 R)
• M6: 2,183,979 km (0.09 R)
• M7: 4,494,070 km (0.088 R)
• M8: 5,452,094 km (0.084 R)
• M9: 6,034,479 km (0.091 R)
• M10: 7,076,428 km (0.1 R)
• M11: 9,146,264 km (0.111 R)
• M12: 12,964,750 km (0.117 R)
• M13: 14,295,573 km (0.086 R)
• M14: 16,622,268 km (0.078 R)
• M15: 17,171,741 km (0.069 R)
• M16: 18,307,039 km (0.092 R)
• M17: 18,834,073 km (0.098 R)
• M18: 19,431,417 km (0.099 R)
• M19: 20,600,973 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.6

Radius: 14.1

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 4.67 AU - 5.27 AU

Year: 4152 Days

Day: 10 Hours

Environment

Temp: -150 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,875,782 km

• M1: 175,478 km (0.114 R)
• M2: 649,404 km (0.063 R)
• M3: 1,405,472 km (0.094 R)
• M4: 2,031,539 km (0.068 R)
• M5: 2,752,152 km (0.083 R)
• M6: 3,279,485 km (0.068 R)
• M7: 4,081,778 km (0.045 R)
• M8: 6,981,134 km (0.112 R)
• M9: 8,093,843 km (0.069 R)
• M10: 8,822,834 km (0.113 R)
• M11: 9,560,800 km (0.101 R)
• M12: 12,847,615 km (0.044 R)
• M13: 14,884,539 km (0.095 R)
• M14: 15,593,035 km (0.093 R)
• M15: 16,274,603 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.9

Radius: 9.7

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 8.72 AU - 9.68 AU

Year: 10457 Days

Day: 14.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,875,782 km

• M1: 120,576 km (0.114 R)
• M2: 556,055 km (0.099 R)
• M3: 895,792 km (0.044 R)
• M4: 1,341,594 km (0.109 R)
• M5: 2,059,514 km (0.119 R)
• M6: 2,496,040 km (0.097 R)
• M7: 2,930,473 km (0.096 R)
• M8: 3,701,351 km (0.1 R)
• M9: 4,432,884 km (0.102 R)
• M10: 5,447,307 km (0.105 R)
• M11: 6,357,610 km (0.106 R)
• M12: 6,756,438 km (0.12 R)
• M13: 7,847,306 km (0.078 R)
• M14: 9,745,553 km (0.119 R)
• M15: 13,998,022 km (0.09 R)
• M16: 15,631,631 km (0.081 R)
• M17: 19,575,031 km (0.079 R)
• M18: 19,956,356 km (0.114 R)
• M19: 23,019,522 km (0.077 R)
• M20: 25,922,768 km (0.107 R)
• M21: 27,319,713 km (0.111 R)
• M22: 30,466,354 km (0.047 R)
• M23: 34,507,591 km (0.101 R)
• M24: 35,514,535 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.1

Radius: 12

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 9.07 AU - 12.09 AU

Year: 12896 Days

Day: 9 Hours

Environment

Temp: -187 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,875,782 km

• M1: 149,299 km (0.071 R)
• M2: 1,964,370 km (0.071 R)
• M3: 9,978,328 km (0.083 R)
• M4: 10,810,989 km (0.104 R)
• M5: 14,037,516 km (0.056 R)
• M6: 17,263,744 km (0.039 R)
• M7: 17,990,490 km (0.109 R)
• M8: 20,512,411 km (0.07 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.3

Radius: 8.1

Gravity: 10.16 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 8.71 AU - 13.55 AU

Year: 13915 Days

Day: 14.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 63,875,782 km

• M1: 101,128 km (0.103 R)
• M2: 648,058 km (0.074 R)
• M3: 917,633 km (0.087 R)
• M4: 1,238,222 km (0.057 R)
• M5: 1,571,974 km (0.113 R)
• M6: 3,420,705 km (0.101 R)
• M7: 3,882,663 km (0.052 R)
• M8: 4,964,854 km (0.111 R)
• M9: 5,308,032 km (0.086 R)
• M10: 5,890,117 km (0.113 R)
• M11: 6,595,172 km (0.063 R)
• M12: 7,010,455 km (0.114 R)
• M13: 7,267,913 km (0.1 R)
• M14: 8,602,925 km (0.094 R)
• M15: 9,354,056 km (0.116 R)
• M16: 10,986,767 km (0.102 R)
• M17: 15,017,831 km (0.112 R)
• M18: 15,302,965 km (0.054 R)
• M19: 17,244,595 km (0.074 R)
• M20: 18,033,275 km (0.074 R)
• M21: 19,344,949 km (0.085 R)
• M22: 21,882,429 km (0.049 R)
• M23: 28,035,539 km (0.114 R)
• M24: 30,356,250 km (0.117 R)
• M25: 30,697,932 km (0.082 R)
• M26: 33,282,235 km (0.085 R)
• M27: 35,376,007 km (0.105 R)
• M28: 37,425,348 km (0.093 R)
• M29: 39,688,315 km (0.074 R)
• M30: 42,181,962 km (0.1 R)
• M31: 44,778,233 km (0.089 R)
• M32: 45,073,240 km (0.092 R)
• M33: 54,200,057 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387.4

Radius: 5.2

Gravity: 14.33 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 13.84 AU - 14.94 AU

Year: 20456 Days

Day: 23.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 63,875,782 km

• M1: 64,626 km (0.105 R)
• M2: 302,337 km (0.042 R)
• M3: 598,541 km (0.103 R)
• M4: 957,875 km (0.1 R)
• M5: 1,135,298 km (0.092 R)
• M6: 2,639,654 km (0.104 R)
• M7: 3,323,167 km (0.084 R)
• M8: 3,566,114 km (0.101 R)
• M9: 4,303,632 km (0.108 R)
• M10: 4,928,651 km (0.079 R)
• M11: 5,725,709 km (0.11 R)
• M12: 7,033,793 km (0.106 R)
• M13: 9,298,405 km (0.119 R)
• M14: 9,510,984 km (0.104 R)
• M15: 11,882,110 km (0.052 R)
• M16: 14,406,574 km (0.1 R)
• M17: 17,750,984 km (0.093 R)
• M18: 18,161,032 km (0.076 R)
• M19: 18,410,112 km (0.025 R)
• M20: 21,393,842 km (0.117 R)
• M21: 24,684,845 km (0.112 R)
• M22: 25,817,750 km (0.075 R)
• M23: 27,527,055 km (0.093 R)
• M24: 29,998,263 km (0.109 R)
• M25: 33,228,529 km (0.114 R)
• M26: 33,976,519 km (0.107 R)
• M27: 36,287,955 km (0.1 R)
• M28: 39,808,592 km (0.036 R)
• M29: 42,666,659 km (0.047 R)
• M30: 43,550,184 km (0.109 R)
• M31: 51,391,656 km (0.041 R)
• M32: 52,896,162 km (0.097 R)
• M33: 56,168,615 km (0.085 R)
• M34: 57,764,675 km (0.088 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 14,696 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit