🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.45 AU - 0.55 AU

Year: 130 Days

Day: 46 Hours

Environment

Temp: 176 °C

Axial Tilt: 26.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.87 AU - 0.89 AU

Year: 305 Days

Day: 27.1 Hours

Environment

Temp: 166 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.25 AU - 1.67 AU

Year: 651 Days

Day: 14.4 Hours

Environment

Temp: -27 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.35 AU - 1.81 AU

Year: 733 Days

Day: 39.4 Hours

Environment

Temp: -42 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.49 AU - 2.25 AU

Year: 943 Days

Day: 33.6 Hours

Environment

Temp: -65 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.1

Radius: 13.8

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 9.16 AU - 11.04 AU

Year: 11843 Days

Day: 14.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,434,751 km

• M1: 171,589 km (0.095 R)
• M2: 845,228 km (0.09 R)
• M3: 2,020,020 km (0.092 R)
• M4: 2,675,259 km (0.117 R)
• M5: 3,973,020 km (0.118 R)
• M6: 5,158,733 km (0.119 R)
• M7: 6,462,478 km (0.117 R)
• M8: 6,893,619 km (0.032 R)
• M9: 7,421,102 km (0.115 R)
• M10: 10,426,523 km (0.12 R)
• M11: 11,174,213 km (0.108 R)
• M12: 12,665,405 km (0.099 R)
• M13: 13,516,916 km (0.109 R)
• M14: 15,397,660 km (0.11 R)
• M15: 21,049,168 km (0.095 R)
• M16: 24,335,684 km (0.097 R)
• M17: 26,010,731 km (0.111 R)
• M18: 26,922,680 km (0.099 R)
• M19: 27,667,378 km (0.068 R)
• M20: 30,282,798 km (0.077 R)
• M21: 31,394,160 km (0.101 R)
• M22: 35,443,326 km (0.107 R)
• M23: 37,940,264 km (0.113 R)
• M24: 40,189,318 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.7

Radius: 3

Gravity: 50.19 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 12.09 AU - 12.91 AU

Year: 16306 Days

Day: 23.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,434,751 km

• M1: 38,147 km (0.071 R)
• M2: 152,889 km (0.07 R)
• M3: 306,376 km (0.111 R)
• M4: 564,582 km (0.094 R)
• M5: 886,816 km (0.117 R)
• M6: 1,029,233 km (0.072 R)
• M7: 1,225,506 km (0.073 R)
• M8: 1,360,443 km (0.06 R)
• M9: 1,692,251 km (0.106 R)
• M10: 2,492,600 km (0.117 R)
• M11: 2,939,449 km (0.089 R)
• M12: 5,024,992 km (0.113 R)
• M13: 7,520,435 km (0.077 R)
• M14: 8,443,304 km (0.043 R)
• M15: 10,235,486 km (0.04 R)
• M16: 11,960,649 km (0.097 R)
• M17: 12,265,829 km (0.1 R)
• M18: 15,392,873 km (0.101 R)
• M19: 17,880,536 km (0.068 R)
• M20: 20,105,206 km (0.098 R)
• M21: 30,056,755 km (0.077 R)
• M22: 31,768,454 km (0.047 R)
• M23: 32,235,648 km (0.043 R)
• M24: 36,012,845 km (0.094 R)
• M25: 38,732,684 km (0.07 R)
• M26: 46,347,964 km (0.102 R)
• M27: 54,735,019 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.2

Radius: 5.9

Gravity: 10.03 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 17.49 AU - 17.59 AU

Year: 27103 Days

Day: 19.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,434,751 km

• M1: 73,453 km (0.101 R)
• M2: 304,731 km (0.089 R)
• M3: 506,987 km (0.108 R)
• M4: 752,178 km (0.107 R)
• M5: 1,038,359 km (0.112 R)
• M6: 1,263,354 km (0.038 R)
• M7: 1,831,228 km (0.092 R)
• M8: 2,532,991 km (0.088 R)
• M9: 2,944,834 km (0.08 R)
• M10: 3,779,291 km (0.05 R)
• M11: 5,582,693 km (0.112 R)
• M12: 6,236,586 km (0.108 R)
• M13: 8,662,166 km (0.065 R)
• M14: 9,147,311 km (0.103 R)
• M15: 10,895,363 km (0.043 R)
• M16: 11,652,926 km (0.055 R)
• M17: 12,648,799 km (0.099 R)
• M18: 14,284,053 km (0.095 R)
• M19: 15,975,407 km (0.085 R)
• M20: 19,293,937 km (0.107 R)
• M21: 21,065,624 km (0.096 R)
• M22: 21,843,084 km (0.056 R)
• M23: 22,639,394 km (0.09 R)
• M24: 23,765,866 km (0.101 R)
• M25: 26,019,109 km (0.065 R)
• M26: 31,570,237 km (0.115 R)
• M27: 32,845,260 km (0.046 R)
• M28: 33,626,609 km (0.086 R)
• M29: 42,132,894 km (0.086 R)
• M30: 43,365,281 km (0.114 R)
• M31: 44,939,350 km (0.118 R)
• M32: 51,442,669 km (0.059 R)
• M33: 58,356,185 km (0.096 R)
• M34: 59,886,421 km (0.102 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 15,926 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit