🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.56 AU - 0.6 AU

Year: 199 Days

Day: 29.2 Hours

Environment

Temp: 15 °C

Axial Tilt: 48.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,645,153 km

• M1: 399,576 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.57 AU - 0.65 AU

Year: 214 Days

Day: 21.5 Hours

Environment

Temp: -6 °C

Axial Tilt: 29.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 72,645,153 km

• M1: 306,526 km (0.069 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.82 AU - 0.92 AU

Year: 365 Days

Day: 41.3 Hours

Environment

Temp: -55 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.18 AU - 1.46 AU

Year: 682 Days

Day: 45.7 Hours

Environment

Temp: -106 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.02 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161

Radius: 12.3

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5.29 AU - 8.15 AU

Year: 7832 Days

Day: 5.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 72,645,153 km

• M1: 155,582 km (0.112 R)
• M2: 661,223 km (0.093 R)
• M3: 1,589,627 km (0.056 R)
• M4: 2,490,655 km (0.077 R)
• M5: 3,020,531 km (0.082 R)
• M6: 5,205,707 km (0.107 R)
• M7: 5,823,097 km (0.115 R)
• M8: 7,108,741 km (0.097 R)
• M9: 7,835,787 km (0.063 R)
• M10: 11,205,778 km (0.05 R)
• M11: 11,826,310 km (0.081 R)
• M12: 16,546,272 km (0.114 R)
• M13: 17,176,828 km (0.107 R)
• M14: 18,242,862 km (0.058 R)
• M15: 19,102,302 km (0.064 R)
• M16: 20,181,800 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.6

Radius: 13.4

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.49 AU - 10.59 AU

Year: 11220 Days

Day: 11.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,645,153 km

• M1: 166,652 km (0.106 R)
• M2: 688,749 km (0.101 R)
• M3: 1,252,733 km (0.117 R)
• M4: 2,087,638 km (0.081 R)
• M5: 2,775,938 km (0.081 R)
• M6: 3,766,126 km (0.093 R)
• M7: 5,677,538 km (0.107 R)
• M8: 6,141,441 km (0.091 R)
• M9: 6,630,776 km (0.095 R)
• M10: 7,105,450 km (0.081 R)
• M11: 8,347,412 km (0.114 R)
• M12: 9,931,503 km (0.109 R)
• M13: 10,875,765 km (0.106 R)
• M14: 13,311,817 km (0.113 R)
• M15: 14,657,450 km (0.072 R)
• M16: 18,071,273 km (0.058 R)
• M17: 23,767,960 km (0.116 R)
• M18: 25,359,532 km (0.094 R)
• M19: 27,221,277 km (0.052 R)
• M20: 27,726,021 km (0.076 R)
• M21: 28,443,193 km (0.027 R)
• M22: 29,914,488 km (0.118 R)
• M23: 30,669,059 km (0.072 R)
• M24: 37,045,220 km (0.094 R)
• M25: 42,202,158 km (0.112 R)
• M26: 45,941,656 km (0.034 R)
• M27: 48,701,886 km (0.038 R)
• M28: 50,501,249 km (0.061 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.3

Radius: 14.5

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 6.79 AU - 10.35 AU

Year: 11279 Days

Day: 6.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,645,153 km

• M1: 181,013 km (0.114 R)
• M2: 814,112 km (0.085 R)
• M3: 1,637,498 km (0.076 R)
• M4: 2,685,431 km (0.084 R)
• M5: 5,182,519 km (0.065 R)
• M6: 7,508,766 km (0.08 R)
• M7: 9,051,120 km (0.076 R)
• M8: 10,463,025 km (0.095 R)
• M9: 13,200,217 km (0.069 R)
• M10: 14,120,543 km (0.068 R)
• M11: 14,734,493 km (0.096 R)
• M12: 16,310,506 km (0.107 R)
• M13: 18,963,475 km (0.102 R)
• M14: 21,001,596 km (0.109 R)
• M15: 21,712,336 km (0.109 R)
• M16: 22,164,720 km (0.085 R)
• M17: 24,037,386 km (0.063 R)
• M18: 26,730,148 km (0.117 R)
• M19: 28,202,789 km (0.116 R)
• M20: 29,177,718 km (0.111 R)
• M21: 33,064,720 km (0.093 R)
• M22: 33,905,759 km (0.099 R)
• M23: 35,256,179 km (0.025 R)
• M24: 37,413,530 km (0.027 R)
• M25: 40,744,027 km (0.099 R)
• M26: 41,989,878 km (0.101 R)
• M27: 42,692,988 km (0.113 R)
• M28: 46,326,721 km (0.048 R)
• M29: 48,295,429 km (0.111 R)
• M30: 51,112,805 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 159

Radius: 3.4

Gravity: 13.75 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 10.69 AU - 16.73 AU

Year: 22823 Days

Day: 20.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 72,645,153 km

• M1: 44,431 km (0.106 R)
• M2: 747,541 km (0.105 R)
• M3: 1,926,372 km (0.065 R)
• M4: 2,668,826 km (0.089 R)
• M5: 2,776,237 km (0.109 R)
• M6: 2,953,960 km (0.059 R)
• M7: 3,139,311 km (0.031 R)
• M8: 3,849,452 km (0.059 R)
• M9: 4,599,237 km (0.085 R)
• M10: 9,894,702 km (0.08 R)
• M11: 14,054,271 km (0.09 R)
• M12: 20,717,660 km (0.108 R)
• M13: 20,885,808 km (0.06 R)
• M14: 42,827,477 km (0.055 R)
• M15: 44,901,950 km (0.092 R)
• M16: 47,332,617 km (0.026 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 286.4

Radius: 3.8

Gravity: 19.83 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 15.6 AU - 16.46 AU

Year: 28855 Days

Day: 18.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 72,645,153 km

• M1: 47,273 km (0.026 R)
• M2: 179,069 km (0.099 R)
• M3: 312,360 km (0.03 R)
• M4: 499,507 km (0.111 R)
• M5: 681,867 km (0.065 R)
• M6: 1,038,359 km (0.05 R)
• M7: 1,294,022 km (0.08 R)
• M8: 1,590,225 km (0.111 R)
• M9: 2,850,587 km (0.11 R)
• M10: 3,267,816 km (0.119 R)
• M11: 5,940,980 km (0.102 R)
• M12: 6,231,499 km (0.106 R)
• M13: 7,632,783 km (0.089 R)
• M14: 9,620,938 km (0.111 R)
• M15: 9,963,517 km (0.101 R)
• M16: 10,492,495 km (0.07 R)
• M17: 12,525,381 km (0.092 R)
• M18: 15,572,091 km (0.084 R)
• M19: 18,286,694 km (0.116 R)
• M20: 21,109,157 km (0.087 R)
• M21: 24,313,544 km (0.066 R)
• M22: 25,162,362 km (0.062 R)
• M23: 25,702,859 km (0.068 R)
• M24: 26,583,691 km (0.104 R)
• M25: 29,346,614 km (0.087 R)
• M26: 30,308,379 km (0.102 R)
• M27: 35,976,942 km (0.034 R)
• M28: 43,849,230 km (0.11 R)
• M29: 45,902,162 km (0.071 R)
• M30: 49,352,188 km (0.049 R)
• M31: 52,268,598 km (0.083 R)
• M32: 54,574,799 km (0.097 R)
• M33: 59,770,483 km (0.1 R)
• M34: 60,731,649 km (0.111 R)
• M35: 66,100,717 km (0.103 R)
• M36: 67,750,183 km (0.11 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 11,331 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit