🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.7 AU - 0.88 AU

Year: 245 Days

Day: 27.7 Hours

Environment

Temp: 214 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.72 AU - 1.18 AU

Year: 322 Days

Day: 18.2 Hours

Environment

Temp: 132 °C

Axial Tilt: 15.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 28,370,545 km

• M1: 316,998 km (0.071 R)
• M2: 791,822 km (0.066 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.98 AU - 1.18 AU

Year: 391 Days

Day: 17.1 Hours

Environment

Temp: 168 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.86 AU - 1.42 AU

Year: 424 Days

Day: 13.9 Hours

Environment

Temp: 22 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.08 AU - 2.62 AU

Year: 1255 Days

Day: 43.5 Hours

Environment

Temp: -72 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,370,545 km

• M1: 151,243 km (0.108 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.28 AU - 3.44 AU

Year: 2145 Days

Day: 32.3 Hours

Environment

Temp: -92 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,370,545 km

• M1: 17,802 km (0.102 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 3.74 AU - 3.78 AU

Year: 2539 Days

Day: 31.8 Hours

Environment

Temp: -106 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.8

Radius: 12.8

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 5.32 AU - 6.46 AU

Year: 4978 Days

Day: 11.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 28,370,545 km

• M1: 209,886 km (0.078 R)
• M2: 296,054 km (0.106 R)
• M3: 653,892 km (0.094 R)
• M4: 748,289 km (0.043 R)
• M5: 940,522 km (0.079 R)
• M6: 1,037,162 km (0.042 R)
• M7: 1,917,546 km (0.104 R)
• M8: 2,625,143 km (0.097 R)
• M9: 2,747,664 km (0.117 R)
• M10: 3,276,044 km (0.091 R)
• M11: 3,465,734 km (0.062 R)
• M12: 3,581,223 km (0.111 R)
• M13: 4,117,382 km (0.091 R)
• M14: 4,219,408 km (0.09 R)
• M15: 5,286,789 km (0.067 R)
• M16: 5,600,196 km (0.086 R)
• M17: 5,804,996 km (0.108 R)
• M18: 5,942,925 km (0.11 R)
• M19: 6,576,921 km (0.094 R)
• M20: 6,865,645 km (0.115 R)
• M21: 7,084,955 km (0.059 R)
• M22: 7,356,326 km (0.109 R)
• M23: 7,505,624 km (0.088 R)
• M24: 7,960,103 km (0.11 R)
• M25: 8,087,859 km (0.113 R)
• M26: 9,134,895 km (0.096 R)
• M27: 9,457,278 km (0.076 R)
• M28: 9,538,510 km (0.088 R)
• M29: 9,620,041 km (0.037 R)
• M30: 9,756,324 km (0.059 R)
• M31: 9,975,635 km (0.113 R)
• M32: 10,085,888 km (0.063 R)
• M33: 10,168,915 km (0.069 R)
• M34: 10,279,917 km (0.048 R)
• M35: 10,475,142 km (0.079 R)
• M36: 10,643,440 km (0.082 R)
• M37: 10,756,237 km (0.074 R)
• M38: 10,982,877 km (0.119 R)
• M39: 11,527,563 km (0.051 R)
• M40: 11,643,501 km (0.082 R)
• M41: 12,376,082 km (0.09 R)
• M42: 13,214,279 km (0.061 R)
• M43: 13,365,822 km (0.092 R)
• M44: 13,579,148 km (0.037 R)
• M45: 13,978,126 km (0.077 R)
• M46: 14,381,143 km (0.076 R)
• M47: 15,198,396 km (0.082 R)
• M48: 15,293,690 km (0.119 R)
• M49: 15,580,768 km (0.107 R)
• M50: 16,160,310 km (0.027 R)
• M51: 16,257,549 km (0.08 R)
• M52: 16,452,624 km (0.102 R)
• M53: 17,108,760 km (0.118 R)
• M54: 17,706,554 km (0.056 R)
• M55: 18,007,993 km (0.119 R)
• M56: 18,142,631 km (0.069 R)
• M57: 18,378,846 km (0.079 R)
• M58: 19,128,033 km (0.107 R)
• M59: 19,817,679 km (0.11 R)
• M60: 20,061,074 km (0.117 R)
• M61: 20,200,500 km (0.083 R)
• M62: 20,938,167 km (0.104 R)
• M63: 21,044,381 km (0.11 R)
• M64: 21,506,190 km (0.115 R)
• M65: 23,167,325 km (0.115 R)
• M66: 24,013,301 km (0.117 R)
• M67: 24,384,303 km (0.04 R)
• M68: 25,131,844 km (0.091 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.4

Radius: 12.2

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 6.03 AU - 6.49 AU

Year: 5455 Days

Day: 12.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 28,370,545 km

• M1: 168,298 km (0.032 R)
• M2: 328,667 km (0.109 R)
• M3: 535,710 km (0.072 R)
• M4: 641,176 km (0.106 R)
• M5: 838,795 km (0.096 R)
• M6: 952,041 km (0.099 R)
• M7: 2,025,854 km (0.117 R)
• M8: 2,199,837 km (0.109 R)
• M9: 2,306,650 km (0.065 R)
• M10: 2,544,361 km (0.101 R)
• M11: 2,751,853 km (0.103 R)
• M12: 2,984,478 km (0.098 R)
• M13: 3,103,408 km (0.101 R)
• M14: 3,183,592 km (0.093 R)
• M15: 3,511,062 km (0.094 R)
• M16: 3,957,761 km (0.12 R)
• M17: 4,088,809 km (0.108 R)
• M18: 4,332,654 km (0.101 R)
• M19: 4,788,478 km (0.066 R)
• M20: 5,045,936 km (0.114 R)
• M21: 5,331,818 km (0.108 R)
• M22: 5,428,458 km (0.095 R)
• M23: 5,525,547 km (0.08 R)
• M24: 5,623,234 km (0.068 R)
• M25: 6,120,498 km (0.113 R)
• M26: 6,374,365 km (0.071 R)
• M27: 7,210,468 km (0.071 R)
• M28: 7,424,842 km (0.116 R)
• M29: 7,915,074 km (0.106 R)
• M30: 8,191,979 km (0.095 R)
• M31: 8,812,511 km (0.094 R)
• M32: 9,013,122 km (0.09 R)
• M33: 9,157,334 km (0.051 R)
• M34: 9,273,273 km (0.108 R)
• M35: 9,890,065 km (0.113 R)
• M36: 10,038,915 km (0.089 R)
• M37: 10,218,582 km (0.097 R)
• M38: 10,489,952 km (0.055 R)
• M39: 10,978,240 km (0.048 R)
• M40: 11,724,733 km (0.067 R)
• M41: 12,008,969 km (0.097 R)
• M42: 12,487,682 km (0.072 R)
• M43: 12,680,963 km (0.118 R)
• M44: 12,907,603 km (0.056 R)
• M45: 13,005,291 km (0.058 R)
• M46: 13,994,582 km (0.108 R)
• M47: 14,094,812 km (0.103 R)
• M48: 14,363,340 km (0.07 R)
• M49: 14,633,664 km (0.064 R)
• M50: 15,042,215 km (0.043 R)
• M51: 15,523,621 km (0.082 R)
• M52: 15,696,856 km (0.075 R)
• M53: 16,045,120 km (0.087 R)
• M54: 16,749,277 km (0.053 R)
• M55: 16,926,999 km (0.097 R)
• M56: 17,788,384 km (0.113 R)
• M57: 17,933,344 km (0.059 R)
• M58: 18,224,312 km (0.05 R)
• M59: 18,407,120 km (0.114 R)
• M60: 18,885,086 km (0.086 R)
• M61: 19,329,990 km (0.086 R)
• M62: 19,740,785 km (0.048 R)
• M63: 20,419,212 km (0.1 R)
• M64: 20,685,197 km (0.12 R)
• M65: 21,799,103 km (0.099 R)
• M66: 22,148,713 km (0.096 R)
• M67: 23,605,796 km (0.112 R)
• M68: 23,685,382 km (0.065 R)
• M69: 24,245,327 km (0.08 R)
• M70: 24,931,233 km (0.094 R)
• M71: 27,864,099 km (0.064 R)
• M72: 27,948,323 km (0.031 R)
• M73: 28,370,488 km (0.105 R)

Kuiper Belt

Range: 31.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 18,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit