🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.52 AU - 0.6 AU

Year: 158 Days

Day: 33.2 Hours

Environment

Temp: 129 °C

Axial Tilt: 16.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.65 AU - 0.73 AU

Year: 216 Days

Day: 33.7 Hours

Environment

Temp: 114 °C

Axial Tilt: 10.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.17 AU - 1.35 AU

Year: 533 Days

Day: 36.5 Hours

Environment

Temp: -25 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.94 AU - 2.22 AU

Year: 1130 Days

Day: 43.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.83 AU - 4.55 AU

Year: 3231 Days

Day: 23.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.1

Radius: 11.7

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.48 AU - 6.12 AU

Year: 5262 Days

Day: 13.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,653,356 km

• M1: 145,559 km (0.074 R)
• M2: 607,218 km (0.1 R)
• M3: 1,120,039 km (0.107 R)
• M4: 1,742,366 km (0.116 R)
• M5: 2,517,134 km (0.102 R)
• M6: 3,508,818 km (0.109 R)
• M7: 4,436,325 km (0.089 R)
• M8: 5,233,981 km (0.104 R)
• M9: 6,314,676 km (0.104 R)
• M10: 7,114,127 km (0.106 R)
• M11: 8,054,948 km (0.098 R)
• M12: 9,117,841 km (0.107 R)
• M13: 9,619,143 km (0.063 R)
• M14: 12,816,947 km (0.084 R)
• M15: 15,934,866 km (0.108 R)
• M16: 17,098,737 km (0.109 R)
• M17: 18,122,136 km (0.076 R)
• M18: 18,516,177 km (0.1 R)
• M19: 19,389,829 km (0.107 R)
• M20: 20,290,707 km (0.057 R)
• M21: 21,583,831 km (0.071 R)
• M22: 22,400,636 km (0.118 R)
• M23: 23,938,502 km (0.099 R)
• M24: 24,572,946 km (0.035 R)
• M25: 26,882,139 km (0.09 R)
• M26: 31,265,357 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.9

Radius: 12.3

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 10.13 AU - 12.87 AU

Year: 14692 Days

Day: 14.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,653,356 km

• M1: 153,039 km (0.053 R)
• M2: 597,494 km (0.05 R)
• M3: 1,362,089 km (0.113 R)
• M4: 1,818,961 km (0.032 R)
• M5: 2,754,246 km (0.075 R)
• M6: 4,584,876 km (0.092 R)
• M7: 8,566,423 km (0.1 R)
• M8: 9,207,001 km (0.114 R)
• M9: 9,721,318 km (0.108 R)
• M10: 18,596,811 km (0.062 R)
• M11: 21,227,938 km (0.078 R)
• M12: 25,175,975 km (0.093 R)
• M13: 26,285,692 km (0.063 R)
• M14: 27,957,598 km (0.117 R)
• M15: 28,494,355 km (0.065 R)
• M16: 30,710,498 km (0.071 R)
• M17: 35,233,590 km (0.101 R)
• M18: 37,653,634 km (0.111 R)
• M19: 39,237,876 km (0.102 R)
• M20: 40,728,918 km (0.093 R)
• M21: 44,402,593 km (0.08 R)
• M22: 51,755,179 km (0.118 R)
• M23: 53,547,511 km (0.052 R)
• M24: 55,887,969 km (0.075 R)
• M25: 57,601,015 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891.9

Radius: 7.8

Gravity: 14.66 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 16.42 AU - 16.86 AU

Year: 25572 Days

Day: 21.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 80,653,356 km

• M1: 365,318 km (0.108 R)
• M2: 648,507 km (0.119 R)
• M3: 1,448,706 km (0.09 R)
• M4: 2,021,666 km (0.101 R)
• M5: 2,360,505 km (0.082 R)
• M6: 2,953,960 km (0.096 R)
• M7: 3,839,280 km (0.059 R)
• M8: 5,336,306 km (0.095 R)
• M9: 5,764,305 km (0.112 R)
• M10: 7,709,526 km (0.072 R)
• M11: 12,173,377 km (0.085 R)
• M12: 12,615,140 km (0.081 R)
• M13: 14,004,904 km (0.077 R)
• M14: 14,736,737 km (0.101 R)
• M15: 18,978,285 km (0.106 R)
• M16: 21,112,000 km (0.118 R)
• M17: 21,535,810 km (0.116 R)
• M18: 21,965,306 km (0.036 R)
• M19: 29,242,943 km (0.099 R)
• M20: 31,114,113 km (0.108 R)
• M21: 35,093,416 km (0.082 R)
• M22: 36,441,293 km (0.101 R)
• M23: 37,051,204 km (0.119 R)
• M24: 40,203,530 km (0.11 R)
• M25: 44,216,942 km (0.089 R)
• M26: 44,736,645 km (0.097 R)
• M27: 47,941,031 km (0.069 R)
• M28: 50,914,887 km (0.095 R)
• M29: 52,447,069 km (0.091 R)
• M30: 54,802,487 km (0.093 R)
• M31: 59,302,242 km (0.096 R)
• M32: 61,641,803 km (0.055 R)
• M33: 62,507,675 km (0.09 R)
• M34: 64,485,209 km (0.097 R)
• M35: 69,728,166 km (0.082 R)
• M36: 75,248,028 km (0.116 R)
• M37: 77,736,290 km (0.105 R)
• M38: 83,139,166 km (0.1 R)
• M39: 84,727,596 km (0.114 R)
• M40: 90,168,471 km (0.065 R)
• M41: 97,583,738 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 483.2

Radius: 7.3

Gravity: 9.07 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 16.06 AU - 17.58 AU

Year: 25988 Days

Day: 20.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,653,356 km

• M1: 98,136 km (0.075 R)
• M2: 530,025 km (0.056 R)
• M3: 1,045,689 km (0.087 R)
• M4: 1,523,206 km (0.048 R)
• M5: 2,561,116 km (0.085 R)
• M6: 3,146,791 km (0.119 R)
• M7: 3,604,411 km (0.097 R)
• M8: 4,105,714 km (0.116 R)
• M9: 5,055,810 km (0.117 R)
• M10: 5,363,682 km (0.1 R)
• M11: 5,602,739 km (0.085 R)
• M12: 6,319,014 km (0.094 R)
• M13: 6,585,897 km (0.114 R)
• M14: 12,427,394 km (0.105 R)
• M15: 20,235,206 km (0.101 R)
• M16: 27,369,978 km (0.107 R)
• M17: 28,320,074 km (0.087 R)
• M18: 35,038,664 km (0.038 R)
• M19: 44,024,709 km (0.116 R)
• M20: 45,163,597 km (0.032 R)
• M21: 47,840,501 km (0.078 R)
• M22: 49,217,849 km (0.107 R)
• M23: 52,051,382 km (0.101 R)
• M24: 70,259,538 km (0.102 R)
• M25: 77,082,098 km (0.113 R)
• M26: 79,211,923 km (0.109 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 12,641 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit