🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.61 AU - 0.63 AU

Year: 182 Days

Day: 34.7 Hours

Environment

Temp: 119 °C

Axial Tilt: 155.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.79 AU - 1.09 AU

Year: 340 Days

Day: 15.7 Hours

Environment

Temp: 42 °C

Axial Tilt: 47.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.14 AU - 1.42 AU

Year: 540 Days

Day: 21.2 Hours

Environment

Temp: 1 °C

Axial Tilt: 25.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,681,631 km

• M1: 39,494 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.44 AU - 1.86 AU

Year: 790 Days

Day: 14.9 Hours

Environment

Temp: -64 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,681,631 km

• M1: 45,927 km (0.11 R)
• M2: 430,543 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.3

Radius: 10.7

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.83 AU - 6.07 AU

Year: 4743 Days

Day: 13.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,681,631 km

• M1: 133,142 km (0.085 R)
• M2: 480,658 km (0.073 R)
• M3: 1,122,134 km (0.114 R)
• M4: 1,556,865 km (0.108 R)
• M5: 2,047,546 km (0.084 R)
• M6: 2,740,184 km (0.049 R)
• M7: 3,095,330 km (0.073 R)
• M8: 4,662,816 km (0.104 R)
• M9: 5,359,194 km (0.081 R)
• M10: 6,393,963 km (0.088 R)
• M11: 7,833,692 km (0.068 R)
• M12: 8,407,400 km (0.113 R)
• M13: 8,894,042 km (0.073 R)
• M14: 10,855,569 km (0.077 R)
• M15: 11,433,017 km (0.111 R)
• M16: 12,124,758 km (0.098 R)
• M17: 14,955,598 km (0.119 R)
• M18: 16,179,459 km (0.102 R)
• M19: 16,933,282 km (0.079 R)
• M20: 18,573,772 km (0.087 R)
• M21: 20,184,792 km (0.118 R)
• M22: 20,786,923 km (0.084 R)
• M23: 23,682,989 km (0.107 R)
• M24: 25,035,652 km (0.052 R)
• M25: 25,497,760 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.8

Radius: 10.8

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 5.47 AU - 6.25 AU

Year: 5288 Days

Day: 8.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,681,631 km

• M1: 134,488 km (0.101 R)
• M2: 574,456 km (0.095 R)
• M3: 1,500,317 km (0.12 R)
• M4: 2,274,636 km (0.055 R)
• M5: 2,638,009 km (0.069 R)
• M6: 3,021,129 km (0.067 R)
• M7: 3,765,528 km (0.107 R)
• M8: 4,253,666 km (0.102 R)
• M9: 6,775,138 km (0.031 R)
• M10: 8,662,614 km (0.094 R)
• M11: 10,969,563 km (0.106 R)
• M12: 14,814,528 km (0.093 R)
• M13: 15,156,359 km (0.094 R)
• M14: 19,004,315 km (0.082 R)
• M15: 19,408,229 km (0.102 R)
• M16: 20,583,620 km (0.08 R)
• M17: 21,081,182 km (0.118 R)
• M18: 22,472,443 km (0.115 R)
• M19: 25,763,147 km (0.085 R)
• M20: 28,301,823 km (0.069 R)
• M21: 29,362,322 km (0.052 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.7

Radius: 9.6

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 5.55 AU - 6.43 AU

Year: 5465 Days

Day: 14.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,681,631 km

• M1: 119,379 km (0.102 R)
• M2: 421,118 km (0.107 R)
• M3: 724,203 km (0.096 R)
• M4: 1,456,485 km (0.089 R)
• M5: 1,773,782 km (0.104 R)
• M6: 3,584,365 km (0.048 R)
• M7: 5,626,675 km (0.116 R)
• M8: 5,935,445 km (0.025 R)
• M9: 7,000,432 km (0.106 R)
• M10: 7,578,628 km (0.063 R)
• M11: 10,214,692 km (0.076 R)
• M12: 11,295,537 km (0.093 R)
• M13: 12,659,570 km (0.06 R)
• M14: 14,414,503 km (0.109 R)
• M15: 14,760,822 km (0.119 R)
• M16: 18,672,208 km (0.048 R)
• M17: 19,361,854 km (0.062 R)
• M18: 25,587,818 km (0.027 R)
• M19: 30,124,822 km (0.084 R)
• M20: 31,361,698 km (0.089 R)
• M21: 31,846,245 km (0.08 R)
• M22: 32,930,082 km (0.114 R)
• M23: 33,229,876 km (0.05 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.8

Radius: 4.1

Gravity: 26.88 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 15.55 AU - 15.67 AU

Year: 22991 Days

Day: 18.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,681,631 km

• M1: 54,154 km (0.113 R)
• M2: 565,031 km (0.107 R)
• M3: 813,812 km (0.055 R)
• M4: 1,327,532 km (0.044 R)
• M5: 2,733,003 km (0.053 R)
• M6: 5,947,413 km (0.089 R)
• M7: 9,349,418 km (0.08 R)
• M8: 11,173,016 km (0.086 R)
• M9: 18,385,578 km (0.113 R)
• M10: 19,722,235 km (0.108 R)
• M11: 19,997,196 km (0.085 R)
• M12: 24,014,647 km (0.051 R)
• M13: 34,917,190 km (0.104 R)
• M14: 41,580,279 km (0.072 R)
• M15: 41,730,476 km (0.118 R)
• M16: 43,717,435 km (0.11 R)
• M17: 57,908,438 km (0.11 R)
• M18: 66,749,822 km (0.097 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: 491 - 19,388 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit