🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.38 AU - 0.64 AU

Year: 136 Days

Day: 35.1 Hours

Environment

Temp: 160 °C

Axial Tilt: 29.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.65 AU - 0.71 AU

Year: 210 Days

Day: 18.2 Hours

Environment

Temp: 132 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.42 AU - 1.92 AU

Year: 809 Days

Day: 47.6 Hours

Environment

Temp: -48 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,271,945 km

• M1: 49,218 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.9 AU - 2.16 AU

Year: 1084 Days

Day: 26.3 Hours

Environment

Temp: -72 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.3 AU - 3.04 AU

Year: 1635 Days

Day: 16.1 Hours

Environment

Temp: -101 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.9

Radius: 14.2

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 5.42 AU - 8.76 AU

Year: 7075 Days

Day: 7.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 79,271,945 km

• M1: 176,525 km (0.114 R)
• M2: 717,920 km (0.09 R)
• M3: 1,330,224 km (0.044 R)
• M4: 1,812,528 km (0.11 R)
• M5: 2,255,188 km (0.116 R)
• M6: 2,807,354 km (0.089 R)
• M7: 3,366,700 km (0.103 R)
• M8: 3,817,588 km (0.083 R)
• M9: 4,358,235 km (0.082 R)
• M10: 5,953,397 km (0.074 R)
• M11: 7,689,630 km (0.074 R)
• M12: 8,248,228 km (0.074 R)
• M13: 9,742,861 km (0.1 R)
• M14: 10,442,679 km (0.097 R)
• M15: 10,989,160 km (0.118 R)
• M16: 12,090,500 km (0.056 R)
• M17: 13,582,290 km (0.097 R)
• M18: 20,367,600 km (0.07 R)
• M19: 21,006,683 km (0.111 R)
• M20: 22,928,417 km (0.06 R)
• M21: 23,853,680 km (0.094 R)
• M22: 24,563,970 km (0.059 R)
• M23: 29,846,421 km (0.049 R)
• M24: 31,700,387 km (0.058 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.8

Radius: 9.8

Gravity: 8.98 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 7.05 AU - 8.39 AU

Year: 8038 Days

Day: 5.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 79,271,945 km

• M1: 121,922 km (0.093 R)
• M2: 571,613 km (0.057 R)
• M3: 1,040,004 km (0.052 R)
• M4: 1,516,773 km (0.116 R)
• M5: 1,845,290 km (0.098 R)
• M6: 4,325,772 km (0.11 R)
• M7: 4,755,417 km (0.111 R)
• M8: 5,372,508 km (0.067 R)
• M9: 6,469,809 km (0.067 R)
• M10: 6,841,709 km (0.112 R)
• M11: 10,913,613 km (0.119 R)
• M12: 11,821,373 km (0.061 R)
• M13: 13,187,501 km (0.051 R)
• M14: 15,561,470 km (0.105 R)
• M15: 17,842,837 km (0.116 R)
• M16: 18,650,367 km (0.053 R)
• M17: 22,801,408 km (0.102 R)
• M18: 25,273,513 km (0.072 R)
• M19: 25,918,280 km (0.106 R)
• M20: 29,612,151 km (0.089 R)
• M21: 33,312,005 km (0.087 R)
• M22: 39,607,532 km (0.035 R)
• M23: 39,978,834 km (0.093 R)
• M24: 42,384,817 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 879.7

Radius: 6.3

Gravity: 22.16 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 11.68 AU - 13.44 AU

Year: 16681 Days

Day: 16.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,271,945 km

• M1: 88,113 km (0.092 R)
• M2: 470,635 km (0.105 R)
• M3: 795,711 km (0.086 R)
• M4: 1,154,896 km (0.093 R)
• M5: 1,863,690 km (0.048 R)
• M6: 3,243,880 km (0.11 R)
• M7: 3,522,282 km (0.101 R)
• M8: 4,658,627 km (0.106 R)
• M9: 5,013,623 km (0.115 R)
• M10: 5,658,240 km (0.059 R)
• M11: 6,660,396 km (0.09 R)
• M12: 6,883,148 km (0.056 R)
• M13: 8,023,083 km (0.117 R)
• M14: 9,449,948 km (0.07 R)
• M15: 10,976,445 km (0.11 R)
• M16: 12,457,763 km (0.098 R)
• M17: 12,796,602 km (0.117 R)
• M18: 13,072,161 km (0.104 R)
• M19: 15,890,136 km (0.045 R)
• M20: 16,531,014 km (0.079 R)
• M21: 19,538,978 km (0.1 R)
• M22: 20,088,900 km (0.071 R)
• M23: 22,994,090 km (0.078 R)
• M24: 23,813,737 km (0.046 R)
• M25: 25,186,746 km (0.069 R)
• M26: 25,728,739 km (0.104 R)
• M27: 27,974,203 km (0.075 R)
• M28: 31,084,343 km (0.077 R)
• M29: 33,758,704 km (0.079 R)
• M30: 37,558,041 km (0.055 R)
• M31: 44,245,066 km (0.103 R)
• M32: 47,291,926 km (0.086 R)
• M33: 48,448,766 km (0.114 R)
• M34: 49,963,744 km (0.071 R)
• M35: 55,059,945 km (0.052 R)
• M36: 59,339,940 km (0.036 R)
• M37: 61,267,958 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387.3

Radius: 3.7

Gravity: 28.29 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 17.45 AU - 18.27 AU

Year: 28285 Days

Day: 16.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,271,945 km

• M1: 62,233 km (0.069 R)
• M2: 189,840 km (0.117 R)
• M3: 389,104 km (0.089 R)
• M4: 515,813 km (0.062 R)
• M5: 936,483 km (0.1 R)
• M6: 2,018,524 km (0.047 R)
• M7: 2,666,432 km (0.051 R)
• M8: 2,867,342 km (0.052 R)
• M9: 3,994,263 km (0.071 R)
• M10: 6,127,828 km (0.044 R)
• M11: 7,459,698 km (0.065 R)
• M12: 8,429,990 km (0.085 R)
• M13: 10,432,208 km (0.101 R)
• M14: 10,994,097 km (0.075 R)
• M15: 13,589,919 km (0.042 R)
• M16: 13,810,875 km (0.085 R)
• M17: 14,718,037 km (0.098 R)
• M18: 16,734,616 km (0.093 R)
• M19: 21,603,279 km (0.033 R)
• M20: 32,937,562 km (0.108 R)
• M21: 33,469,382 km (0.102 R)
• M22: 36,924,494 km (0.081 R)
• M23: 38,370,507 km (0.117 R)
• M24: 44,049,093 km (0.075 R)
• M25: 56,086,336 km (0.114 R)
• M26: 59,551,771 km (0.112 R)
• M27: 63,361,729 km (0.096 R)
• M28: 67,758,112 km (0.106 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 10,725 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit