🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.45 AU - 0.75 AU

Year: 163 Days

Day: 42.9 Hours

Environment

Temp: 214 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.47 AU - 1.53 AU

Year: 646 Days

Day: 14.2 Hours

Environment

Temp: -3 °C

Axial Tilt: 37.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.1 AU - 2.1 AU

Year: 1070 Days

Day: 32.4 Hours

Environment

Temp: -59 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.61 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.77 AU - 3.47 AU

Year: 1937 Days

Day: 26.6 Hours

Environment

Temp: -96 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.68 AU - 3.58 AU

Year: 1946 Days

Day: 23 Hours

Environment

Temp: -101 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.1

Radius: 10.5

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.56 AU - 8.18 AU

Year: 6329 Days

Day: 9.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 94,298,848 km

• M1: 130,599 km (0.095 R)
• M2: 556,654 km (0.084 R)
• M3: 887,863 km (0.051 R)
• M4: 1,348,176 km (0.066 R)
• M5: 1,693,747 km (0.051 R)
• M6: 2,049,640 km (0.107 R)
• M7: 2,776,536 km (0.029 R)
• M8: 3,108,943 km (0.061 R)
• M9: 3,557,587 km (0.117 R)
• M10: 4,938,974 km (0.105 R)
• M11: 6,321,856 km (0.096 R)
• M12: 7,045,162 km (0.07 R)
• M13: 8,136,778 km (0.052 R)
• M14: 10,999,931 km (0.115 R)
• M15: 15,288,005 km (0.091 R)
• M16: 15,879,664 km (0.068 R)
• M17: 16,231,967 km (0.047 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.7

Radius: 11.1

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 10.63 AU - 14.99 AU

Year: 16114 Days

Day: 10.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 94,298,848 km

• M1: 189,541 km (0.094 R)
• M2: 543,639 km (0.096 R)
• M3: 1,149,211 km (0.107 R)
• M4: 1,499,270 km (0.057 R)
• M5: 2,132,667 km (0.063 R)
• M6: 2,863,303 km (0.113 R)
• M7: 3,247,321 km (0.105 R)
• M8: 3,843,020 km (0.03 R)
• M9: 5,069,273 km (0.099 R)
• M10: 9,670,455 km (0.076 R)
• M11: 10,245,659 km (0.113 R)
• M12: 10,601,702 km (0.036 R)
• M13: 14,116,055 km (0.115 R)
• M14: 18,340,400 km (0.112 R)
• M15: 19,043,809 km (0.117 R)
• M16: 20,132,582 km (0.099 R)
• M17: 23,545,059 km (0.075 R)
• M18: 28,358,969 km (0.117 R)
• M19: 29,897,882 km (0.03 R)
• M20: 31,742,125 km (0.109 R)
• M21: 38,865,826 km (0.104 R)
• M22: 39,733,942 km (0.077 R)
• M23: 44,426,229 km (0.094 R)
• M24: 45,216,106 km (0.117 R)
• M25: 45,694,520 km (0.085 R)
• M26: 53,994,808 km (0.11 R)
• M27: 54,533,361 km (0.08 R)
• M28: 64,045,392 km (0.031 R)
• M29: 64,850,976 km (0.048 R)
• M30: 66,894,333 km (0.106 R)
• M31: 71,973,032 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 898.2

Radius: 3.4

Gravity: 77.7 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 13.44 AU - 14.16 AU

Year: 18018 Days

Day: 18.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 94,298,848 km

• M1: 42,635 km (0.062 R)
• M2: 260,001 km (0.118 R)
• M3: 437,424 km (0.075 R)
• M4: 558,150 km (0.031 R)
• M5: 835,654 km (0.116 R)
• M6: 1,170,155 km (0.105 R)
• M7: 2,035,429 km (0.078 R)
• M8: 3,725,436 km (0.102 R)
• M9: 4,577,396 km (0.11 R)
• M10: 6,884,045 km (0.11 R)
• M11: 7,949,780 km (0.066 R)
• M12: 9,631,410 km (0.11 R)
• M13: 9,923,126 km (0.078 R)
• M14: 10,896,260 km (0.108 R)
• M15: 11,213,108 km (0.094 R)
• M16: 13,677,285 km (0.079 R)
• M17: 14,957,094 km (0.037 R)
• M18: 17,150,349 km (0.054 R)
• M19: 19,548,702 km (0.118 R)
• M20: 20,586,761 km (0.074 R)
• M21: 22,465,262 km (0.069 R)
• M22: 24,671,082 km (0.106 R)
• M23: 26,332,068 km (0.111 R)
• M24: 36,463,284 km (0.102 R)
• M25: 37,313,598 km (0.096 R)
• M26: 41,763,836 km (0.079 R)
• M27: 42,072,606 km (0.084 R)
• M28: 42,538,454 km (0.045 R)
• M29: 46,555,007 km (0.081 R)
• M30: 50,292,411 km (0.09 R)
• M31: 50,641,871 km (0.072 R)
• M32: 52,412,960 km (0.095 R)
• M33: 61,491,158 km (0.07 R)
• M34: 63,913,895 km (0.083 R)
• M35: 65,980,739 km (0.085 R)
• M36: 77,450,258 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742.4

Radius: 6.5

Gravity: 17.57 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 16.81 AU - 18.89 AU

Year: 26505 Days

Day: 15.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 94,298,848 km

• M1: 82,728 km (0.079 R)
• M2: 411,693 km (0.116 R)
• M3: 1,056,909 km (0.115 R)
• M4: 2,216,292 km (0.108 R)
• M5: 2,807,054 km (0.067 R)
• M6: 3,654,826 km (0.104 R)
• M7: 4,120,374 km (0.101 R)
• M8: 5,250,736 km (0.119 R)
• M9: 5,669,759 km (0.073 R)
• M10: 6,339,808 km (0.114 R)
• M11: 6,669,971 km (0.11 R)
• M12: 7,519,687 km (0.04 R)
• M13: 7,943,647 km (0.067 R)
• M14: 8,955,826 km (0.11 R)
• M15: 10,370,872 km (0.029 R)
• M16: 13,025,337 km (0.114 R)
• M17: 13,870,864 km (0.096 R)
• M18: 14,187,264 km (0.102 R)
• M19: 14,834,574 km (0.045 R)
• M20: 16,804,927 km (0.069 R)
• M21: 18,274,427 km (0.096 R)
• M22: 21,256,810 km (0.12 R)
• M23: 27,415,156 km (0.06 R)
• M24: 30,099,840 km (0.087 R)
• M25: 32,675,466 km (0.076 R)
• M26: 34,088,268 km (0.058 R)
• M27: 39,829,087 km (0.092 R)
• M28: 40,307,949 km (0.097 R)
• M29: 63,416,183 km (0.061 R)
• M30: 67,175,577 km (0.112 R)
• M31: 77,838,315 km (0.054 R)
• M32: 83,960,907 km (0.081 R)
• M33: 88,486,841 km (0.113 R)

Kuiper Belt

Range: 31.2 - 61.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 18,987 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit