🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.52 AU - 0.82 AU

Year: 196 Days

Day: 27.3 Hours

Environment

Temp: 213 °C

Axial Tilt: 29.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.04 AU - 1.18 AU

Year: 419 Days

Day: 21 Hours

Environment

Temp: 29 °C

Axial Tilt: 18.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.95 AU - 1.47 AU

Year: 477 Days

Day: 33 Hours

Environment

Temp: 17 °C

Axial Tilt: 6.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Gas Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.7

Radius: 14.6

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.82 AU - 7.16 AU

Year: 5922 Days

Day: 9.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,342,899 km

• M1: 195,225 km (0.119 R)
• M2: 728,392 km (0.118 R)
• M3: 2,339,262 km (0.099 R)
• M4: 3,383,605 km (0.106 R)
• M5: 3,890,741 km (0.11 R)
• M6: 4,859,687 km (0.105 R)
• M7: 7,164,691 km (0.092 R)
• M8: 8,371,646 km (0.106 R)
• M9: 10,265,107 km (0.117 R)
• M10: 11,087,596 km (0.048 R)
• M11: 12,322,975 km (0.095 R)
• M12: 13,477,721 km (0.088 R)
• M13: 15,686,234 km (0.086 R)
• M14: 21,657,284 km (0.063 R)
• M15: 25,016,654 km (0.09 R)
• M16: 25,798,153 km (0.071 R)
• M17: 28,521,133 km (0.081 R)
• M18: 32,238,640 km (0.085 R)
• M19: 32,750,863 km (0.078 R)
• M20: 33,581,431 km (0.07 R)
• M21: 35,719,484 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.8

Radius: 10.4

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 6.98 AU - 7.52 AU

Year: 6992 Days

Day: 10.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,342,899 km

• M1: 129,402 km (0.073 R)
• M2: 490,831 km (0.113 R)
• M3: 926,160 km (0.074 R)
• M4: 1,812,528 km (0.12 R)
• M5: 2,354,072 km (0.031 R)
• M6: 4,266,830 km (0.113 R)
• M7: 4,816,603 km (0.096 R)
• M8: 5,729,299 km (0.11 R)
• M9: 7,083,310 km (0.096 R)
• M10: 7,696,661 km (0.1 R)
• M11: 8,220,702 km (0.074 R)
• M12: 9,430,351 km (0.117 R)
• M13: 9,843,241 km (0.035 R)
• M14: 10,607,237 km (0.098 R)
• M15: 12,361,721 km (0.098 R)
• M16: 13,886,722 km (0.118 R)
• M17: 16,045,568 km (0.083 R)
• M18: 19,065,501 km (0.116 R)
• M19: 26,747,950 km (0.038 R)
• M20: 28,044,664 km (0.116 R)
• M21: 30,563,294 km (0.091 R)
• M22: 32,913,925 km (0.075 R)
• M23: 35,602,797 km (0.118 R)
• M24: 36,381,155 km (0.064 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.7

Radius: 11

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 6.32 AU - 8.56 AU

Year: 7268 Days

Day: 11.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 83,342,899 km

• M1: 137,929 km (0.062 R)
• M2: 565,480 km (0.084 R)
• M3: 1,189,004 km (0.043 R)
• M4: 2,203,726 km (0.09 R)
• M5: 2,690,518 km (0.12 R)
• M6: 3,167,137 km (0.06 R)
• M7: 3,610,395 km (0.082 R)
• M8: 4,216,566 km (0.114 R)
• M9: 4,862,380 km (0.097 R)
• M10: 6,582,007 km (0.1 R)
• M11: 7,379,513 km (0.11 R)
• M12: 8,877,736 km (0.089 R)
• M13: 9,720,271 km (0.089 R)
• M14: 10,569,389 km (0.073 R)
• M15: 12,059,982 km (0.088 R)
• M16: 13,631,508 km (0.08 R)
• M17: 15,100,409 km (0.115 R)
• M18: 17,176,977 km (0.093 R)
• M19: 18,820,759 km (0.081 R)
• M20: 19,437,401 km (0.097 R)
• M21: 21,516,512 km (0.112 R)
• M22: 21,889,310 km (0.114 R)
• M23: 23,267,555 km (0.077 R)
• M24: 24,702,947 km (0.084 R)
• M25: 26,451,148 km (0.079 R)
• M26: 27,925,435 km (0.081 R)
• M27: 29,914,039 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 644.6

Radius: 7.9

Gravity: 10.33 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 13.68 AU - 18.98 AU

Year: 23635 Days

Day: 19 Hours

Environment

Temp: -198 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,342,899 km

• M1: 98,286 km (0.081 R)
• M2: 583,731 km (0.09 R)
• M3: 1,263,504 km (0.116 R)
• M4: 2,530,448 km (0.11 R)
• M5: 3,370,141 km (0.115 R)
• M6: 4,014,608 km (0.114 R)
• M7: 4,960,665 km (0.054 R)
• M8: 5,506,249 km (0.081 R)
• M9: 6,221,775 km (0.076 R)
• M10: 6,716,795 km (0.106 R)
• M11: 7,483,484 km (0.08 R)
• M12: 10,194,796 km (0.12 R)
• M13: 13,133,646 km (0.076 R)
• M14: 22,853,917 km (0.072 R)
• M15: 23,598,316 km (0.118 R)
• M16: 25,359,981 km (0.065 R)
• M17: 30,271,728 km (0.065 R)
• M18: 64,708,709 km (0.099 R)
• M19: 77,017,173 km (0.109 R)

Kuiper Belt

Range: 30.6 - 47.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 19,725 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit