🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1 AU - 1.3 AU

Year: 446 Days

Day: 25.1 Hours

Environment

Temp: 22 °C

Axial Tilt: 8.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.4 AU - 1.88 AU

Year: 760 Days

Day: 36.4 Hours

Environment

Temp: -37 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.03 AU - 2.07 AU

Year: 1062 Days

Day: 29.9 Hours

Environment

Temp: -65 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 61,711,583 km

• M1: 136,134 km (0.063 R)
• M2: 699,669 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.3

Radius: 9.9

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 5.63 AU - 6.65 AU

Year: 5502 Days

Day: 12.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,711,583 km

• M1: 123,119 km (0.073 R)
• M2: 489,335 km (0.117 R)
• M3: 925,562 km (0.12 R)
• M4: 1,235,379 km (0.1 R)
• M5: 1,651,560 km (0.12 R)
• M6: 2,620,506 km (0.074 R)
• M7: 3,089,944 km (0.111 R)
• M8: 3,413,524 km (0.102 R)
• M9: 5,071,667 km (0.057 R)
• M10: 5,831,774 km (0.085 R)
• M11: 7,111,883 km (0.114 R)
• M12: 12,397,774 km (0.114 R)
• M13: 12,975,371 km (0.086 R)
• M14: 14,445,170 km (0.087 R)
• M15: 16,824,674 km (0.095 R)
• M16: 19,134,914 km (0.067 R)
• M17: 21,995,674 km (0.099 R)
• M18: 22,913,756 km (0.112 R)
• M19: 24,826,365 km (0.118 R)
• M20: 25,743,998 km (0.059 R)
• M21: 26,054,863 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.6

Radius: 11.6

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 10.25 AU - 11.69 AU

Year: 13140 Days

Day: 11.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,711,583 km

• M1: 144,212 km (0.116 R)
• M2: 941,419 km (0.12 R)
• M3: 3,072,142 km (0.077 R)
• M4: 5,250,586 km (0.102 R)
• M5: 7,156,912 km (0.047 R)
• M6: 9,889,167 km (0.118 R)
• M7: 17,048,772 km (0.098 R)
• M8: 19,731,361 km (0.061 R)
• M9: 22,289,634 km (0.083 R)
• M10: 24,389,689 km (0.049 R)
• M11: 32,073,783 km (0.07 R)
• M12: 32,880,415 km (0.099 R)
• M13: 33,597,288 km (0.095 R)
• M14: 34,324,483 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.5

Radius: 9.4

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 10.61 AU - 12.51 AU

Year: 14214 Days

Day: 5.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 82.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,711,583 km

• M1: 116,986 km (0.081 R)
• M2: 629,957 km (0.109 R)
• M3: 1,155,793 km (0.107 R)
• M4: 1,761,515 km (0.098 R)
• M5: 2,606,743 km (0.114 R)
• M6: 3,155,917 km (0.094 R)
• M7: 4,024,332 km (0.034 R)
• M8: 5,341,242 km (0.045 R)
• M9: 5,826,388 km (0.099 R)
• M10: 6,965,277 km (0.104 R)
• M11: 7,673,174 km (0.091 R)
• M12: 12,842,528 km (0.094 R)
• M13: 16,783,684 km (0.093 R)
• M14: 18,908,872 km (0.117 R)
• M15: 19,954,112 km (0.079 R)
• M16: 21,037,500 km (0.098 R)
• M17: 23,049,442 km (0.085 R)
• M18: 30,281,451 km (0.08 R)
• M19: 31,266,254 km (0.048 R)
• M20: 32,612,186 km (0.075 R)
• M21: 33,299,588 km (0.065 R)
• M22: 35,660,392 km (0.09 R)
• M23: 38,004,591 km (0.103 R)
• M24: 39,407,669 km (0.073 R)
• M25: 45,366,452 km (0.12 R)
• M26: 47,235,677 km (0.026 R)
• M27: 48,708,020 km (0.099 R)
• M28: 49,155,616 km (0.111 R)
• M29: 50,973,530 km (0.082 R)
• M30: 51,434,890 km (0.051 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 734.5

Radius: 5.1

Gravity: 28.24 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 13.53 AU - 16.31 AU

Year: 20842 Days

Day: 15.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 61,711,583 km

• M1: 63,429 km (0.06 R)
• M2: 391,049 km (0.102 R)
• M3: 594,951 km (0.099 R)
• M4: 938,577 km (0.111 R)
• M5: 1,155,344 km (0.104 R)
• M6: 1,655,300 km (0.038 R)
• M7: 3,235,054 km (0.108 R)
• M8: 3,522,282 km (0.083 R)
• M9: 4,315,300 km (0.115 R)
• M10: 4,663,714 km (0.114 R)
• M11: 5,821,751 km (0.055 R)
• M12: 6,247,057 km (0.08 R)
• M13: 6,422,985 km (0.12 R)
• M14: 11,904,400 km (0.09 R)
• M15: 14,490,050 km (0.112 R)
• M16: 16,324,568 km (0.1 R)
• M17: 17,082,730 km (0.079 R)
• M18: 17,952,343 km (0.059 R)
• M19: 18,578,410 km (0.114 R)
• M20: 19,034,384 km (0.12 R)
• M21: 19,874,077 km (0.088 R)
• M22: 21,031,516 km (0.11 R)
• M23: 27,498,931 km (0.095 R)
• M24: 28,934,173 km (0.096 R)
• M25: 29,794,062 km (0.107 R)
• M26: 31,823,357 km (0.101 R)
• M27: 32,213,957 km (0.084 R)
• M28: 33,404,606 km (0.052 R)
• M29: 36,013,892 km (0.044 R)
• M30: 37,585,119 km (0.115 R)
• M31: 39,350,523 km (0.08 R)
• M32: 42,414,437 km (0.034 R)
• M33: 50,408,947 km (0.079 R)
• M34: 50,762,297 km (0.069 R)
• M35: 53,648,340 km (0.11 R)
• M36: 57,407,435 km (0.068 R)
• M37: 57,792,649 km (0.092 R)
• M38: 58,179,659 km (0.064 R)
• M39: 64,194,092 km (0.071 R)
• M40: 65,865,100 km (0.099 R)
• M41: 73,517,779 km (0.093 R)
• M42: 75,577,143 km (0.117 R)
• M43: 77,439,637 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 220.8

Radius: 7.2

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 15.2 AU - 19.14 AU

Year: 25730 Days

Day: 15.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,711,583 km

• M1: 165,006 km (0.029 R)
• M2: 539,450 km (0.097 R)
• M3: 800,797 km (0.064 R)
• M4: 1,111,363 km (0.042 R)
• M5: 1,770,042 km (0.118 R)
• M6: 2,823,211 km (0.039 R)
• M7: 3,470,820 km (0.104 R)
• M8: 4,525,784 km (0.119 R)
• M9: 5,057,605 km (0.094 R)
• M10: 6,048,541 km (0.081 R)
• M11: 6,777,532 km (0.097 R)
• M12: 7,885,154 km (0.054 R)
• M13: 8,215,765 km (0.114 R)
• M14: 11,144,892 km (0.056 R)
• M15: 12,050,707 km (0.088 R)
• M16: 12,489,777 km (0.092 R)
• M17: 12,809,916 km (0.088 R)
• M18: 15,424,737 km (0.045 R)
• M19: 18,457,684 km (0.043 R)
• M20: 21,045,279 km (0.097 R)
• M21: 23,865,049 km (0.08 R)
• M22: 29,108,006 km (0.092 R)
• M23: 30,126,767 km (0.111 R)
• M24: 32,596,030 km (0.094 R)
• M25: 39,148,117 km (0.109 R)
• M26: 39,972,252 km (0.095 R)
• M27: 43,677,791 km (0.118 R)
• M28: 51,435,338 km (0.111 R)
• M29: 54,608,758 km (0.053 R)
• M30: 56,853,773 km (0.114 R)

Kuiper Belt

Range: 30.3 - 48.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 15,077 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit