🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.45 AU - 0.69 AU

Year: 163 Days

Day: 47.1 Hours

Environment

Temp: 128 °C

Axial Tilt: 8.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 31,048,177 km

• M1: 39,643 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.95 AU - 1.29 AU

Year: 449 Days

Day: 45.7 Hours

Environment

Temp: 1 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.16 AU - 1.18 AU

Year: 479 Days

Day: 44.9 Hours

Environment

Temp: -18 °C

Axial Tilt: 3.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.03 AU - 2.09 AU

Year: 1120 Days

Day: 21.5 Hours

Environment

Temp: -75 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.8

Radius: 12.2

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.89 AU - 5.19 AU

Year: 3664 Days

Day: 11.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 31,048,177 km

• M1: 152,141 km (0.103 R)
• M2: 544,536 km (0.083 R)
• M3: 1,060,649 km (0.117 R)
• M4: 1,587,383 km (0.111 R)
• M5: 2,101,102 km (0.042 R)
• M6: 3,528,266 km (0.11 R)
• M7: 4,321,134 km (0.066 R)
• M8: 5,687,262 km (0.103 R)
• M9: 7,290,503 km (0.07 R)
• M10: 8,250,323 km (0.116 R)
• M11: 8,910,648 km (0.03 R)
• M12: 11,547,609 km (0.087 R)
• M13: 13,191,091 km (0.096 R)
• M14: 13,941,325 km (0.092 R)
• M15: 14,352,869 km (0.093 R)
• M16: 15,254,644 km (0.062 R)
• M17: 15,691,769 km (0.079 R)
• M18: 16,306,617 km (0.089 R)
• M19: 16,763,788 km (0.044 R)
• M20: 18,493,289 km (0.112 R)
• M21: 19,369,633 km (0.082 R)
• M22: 23,513,644 km (0.081 R)
• M23: 24,393,279 km (0.105 R)
• M24: 25,067,367 km (0.071 R)
• M25: 25,830,765 km (0.036 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86

Radius: 14.9

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 8.89 AU - 10.97 AU

Year: 11851 Days

Day: 14.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,048,177 km

• M1: 185,352 km (0.063 R)
• M2: 965,205 km (0.099 R)
• M3: 2,148,973 km (0.119 R)
• M4: 2,766,663 km (0.101 R)
• M5: 3,442,546 km (0.114 R)
• M6: 4,948,997 km (0.097 R)
• M7: 5,893,707 km (0.094 R)
• M8: 9,779,811 km (0.037 R)
• M9: 10,484,567 km (0.111 R)
• M10: 11,582,466 km (0.095 R)
• M11: 12,999,756 km (0.117 R)
• M12: 13,750,438 km (0.057 R)
• M13: 15,448,523 km (0.098 R)
• M14: 16,063,520 km (0.079 R)
• M15: 16,694,674 km (0.082 R)
• M16: 17,164,112 km (0.119 R)
• M17: 19,130,875 km (0.116 R)
• M18: 20,500,743 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 544.7

Radius: 4.8

Gravity: 23.64 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 13.26 AU - 19.84 AU

Year: 25500 Days

Day: 23.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 72.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 31,048,177 km

• M1: 59,989 km (0.053 R)
• M2: 229,334 km (0.058 R)
• M3: 526,884 km (0.101 R)
• M4: 1,338,452 km (0.12 R)
• M5: 2,164,532 km (0.106 R)
• M6: 2,527,157 km (0.055 R)
• M7: 3,036,238 km (0.089 R)
• M8: 3,550,406 km (0.11 R)
• M9: 4,221,203 km (0.077 R)
• M10: 4,935,234 km (0.102 R)
• M11: 5,087,225 km (0.092 R)
• M12: 5,400,483 km (0.118 R)
• M13: 5,979,576 km (0.09 R)
• M14: 7,211,964 km (0.109 R)
• M15: 8,174,476 km (0.114 R)
• M16: 8,992,627 km (0.075 R)
• M17: 13,174,636 km (0.104 R)
• M18: 13,840,047 km (0.102 R)
• M19: 15,237,890 km (0.106 R)
• M20: 19,609,289 km (0.073 R)
• M21: 22,806,195 km (0.078 R)
• M22: 23,656,360 km (0.056 R)
• M23: 30,081,888 km (0.105 R)
• M24: 36,706,680 km (0.104 R)
• M25: 36,996,002 km (0.077 R)
• M26: 39,214,539 km (0.067 R)
• M27: 41,677,069 km (0.068 R)
• M28: 47,248,243 km (0.119 R)
• M29: 47,934,599 km (0.105 R)
• M30: 49,327,355 km (0.1 R)
• M31: 63,927,359 km (0.028 R)
• M32: 67,545,683 km (0.041 R)
• M33: 68,198,079 km (0.106 R)
• M34: 74,490,913 km (0.109 R)
• M35: 77,302,306 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 478.1

Radius: 4.7

Gravity: 21.64 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 18.45 AU - 19.17 AU

Year: 30898 Days

Day: 15.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 31,048,177 km

• M1: 61,634 km (0.087 R)
• M2: 234,569 km (0.097 R)
• M3: 427,700 km (0.105 R)
• M4: 2,396,109 km (0.067 R)
• M5: 3,386,896 km (0.053 R)
• M6: 7,842,070 km (0.091 R)
• M7: 8,382,417 km (0.074 R)
• M8: 8,775,261 km (0.104 R)
• M9: 9,063,237 km (0.055 R)
• M10: 9,965,013 km (0.071 R)
• M11: 41,210,174 km (0.086 R)
• M12: 49,395,871 km (0.09 R)
• M13: 67,985,052 km (0.067 R)
• M14: 84,120,379 km (0.032 R)
• M15: 85,678,740 km (0.054 R)
• M16: 88,585,277 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 19.5

Radius: 6.8

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 14.58 AU - 23.04 AU

Year: 30898 Days

Day: 19.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 31,048,177 km

• M1: 191,186 km (0.09 R)
• M2: 446,699 km (0.093 R)
• M3: 1,061,546 km (0.117 R)
• M4: 5,493,234 km (0.092 R)
• M5: 11,450,071 km (0.093 R)
• M6: 20,055,240 km (0.112 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 14,039 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit