🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.41 AU - 0.61 AU

Year: 127 Days

Day: 21 Hours

Environment

Temp: 221 °C

Axial Tilt: 8.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.38 AU - 0.64 AU

Year: 127 Days

Day: 28.8 Hours

Environment

Temp: 213 °C

Axial Tilt: 45.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.62 AU - 0.84 AU

Year: 217 Days

Day: 46 Hours

Environment

Temp: 194 °C

Axial Tilt: 13.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.87 AU - 1.11 AU

Year: 343 Days

Day: 27.4 Hours

Environment

Temp: 175 °C

Axial Tilt: 29 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.23 AU - 1.39 AU

Year: 522 Days

Day: 27.4 Hours

Environment

Temp: 20 °C

Axial Tilt: 19.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.92 AU - 2.44 AU

Year: 1121 Days

Day: 30.3 Hours

Environment

Temp: -65 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.12 AU - 4.66 AU

Year: 2672 Days

Day: 45.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.19 AU - 6.83 AU

Year: 4504 Days

Day: 38.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,970,691 km

• M1: 477,965 km (0.06 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.2

Radius: 14

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 5.96 AU - 7.12 AU

Year: 5825 Days

Day: 12.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 55,970,691 km

• M1: 192,233 km (0.107 R)
• M2: 350,957 km (0.086 R)
• M3: 499,058 km (0.11 R)
• M4: 722,109 km (0.115 R)
• M5: 860,188 km (0.086 R)
• M6: 1,151,305 km (0.108 R)
• M7: 1,316,910 km (0.095 R)
• M8: 1,507,049 km (0.119 R)
• M9: 1,639,293 km (0.104 R)
• M10: 2,059,813 km (0.119 R)
• M11: 2,436,351 km (0.081 R)
• M12: 2,673,015 km (0.084 R)
• M13: 2,958,747 km (0.11 R)
• M14: 3,063,316 km (0.066 R)
• M15: 3,472,167 km (0.084 R)
• M16: 3,627,150 km (0.098 R)
• M17: 3,807,415 km (0.053 R)
• M18: 3,944,447 km (0.085 R)
• M19: 4,153,286 km (0.076 R)
• M20: 4,318,143 km (0.111 R)
• M21: 4,654,738 km (0.091 R)
• M22: 5,302,646 km (0.038 R)
• M23: 5,611,267 km (0.04 R)
• M24: 5,767,896 km (0.096 R)
• M25: 6,246,459 km (0.094 R)
• M26: 6,545,206 km (0.101 R)
• M27: 6,765,564 km (0.101 R)
• M28: 6,876,565 km (0.048 R)
• M29: 7,185,335 km (0.11 R)
• M30: 7,787,317 km (0.078 R)
• M31: 8,079,631 km (0.116 R)
• M32: 8,405,605 km (0.068 R)
• M33: 8,796,355 km (0.111 R)
• M34: 9,378,141 km (0.088 R)
• M35: 9,658,188 km (0.092 R)
• M36: 10,258,375 km (0.087 R)
• M37: 10,579,113 km (0.045 R)
• M38: 11,099,414 km (0.093 R)
• M39: 11,395,618 km (0.086 R)
• M40: 12,029,763 km (0.103 R)
• M41: 12,198,659 km (0.072 R)
• M42: 12,607,061 km (0.1 R)
• M43: 12,744,093 km (0.082 R)
• M44: 13,717,975 km (0.064 R)
• M45: 14,213,892 km (0.085 R)
• M46: 14,896,208 km (0.08 R)
• M47: 15,041,318 km (0.09 R)
• M48: 16,255,903 km (0.06 R)
• M49: 16,630,197 km (0.052 R)
• M50: 16,931,637 km (0.032 R)
• M51: 17,083,030 km (0.052 R)
• M52: 17,349,164 km (0.109 R)
• M53: 17,693,239 km (0.092 R)
• M54: 18,700,033 km (0.078 R)
• M55: 19,606,297 km (0.086 R)
• M56: 20,004,676 km (0.074 R)
• M57: 21,093,898 km (0.096 R)
• M58: 21,789,678 km (0.112 R)
• M59: 23,119,603 km (0.073 R)
• M60: 23,964,233 km (0.069 R)
• M61: 24,604,212 km (0.041 R)
• M62: 25,163,559 km (0.057 R)
• M63: 26,075,956 km (0.085 R)
• M64: 26,338,500 km (0.047 R)
• M65: 27,131,818 km (0.064 R)
• M66: 27,353,522 km (0.074 R)
• M67: 27,754,295 km (0.116 R)
• M68: 28,111,983 km (0.108 R)
• M69: 28,426,438 km (0.077 R)
• M70: 28,651,583 km (0.075 R)
• M71: 28,877,475 km (0.068 R)
• M72: 29,512,967 km (0.067 R)
• M73: 31,075,367 km (0.118 R)

Planet 10 - Gas Giant

Semi-Major Axis: 13.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.1

Radius: 14

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 12.43 AU - 13.99 AU

Year: 16720 Days

Day: 14.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 55,970,691 km

• M1: 229,932 km (0.076 R)
• M2: 381,624 km (0.087 R)
• M3: 555,158 km (0.112 R)
• M4: 671,694 km (0.082 R)
• M5: 1,229,694 km (0.091 R)
• M6: 1,366,277 km (0.03 R)
• M7: 1,705,865 km (0.096 R)
• M8: 1,833,771 km (0.051 R)
• M9: 1,965,118 km (0.107 R)
• M10: 2,610,483 km (0.108 R)
• M11: 3,223,086 km (0.039 R)
• M12: 3,448,081 km (0.071 R)
• M13: 3,612,041 km (0.086 R)
• M14: 3,745,033 km (0.077 R)
• M15: 3,846,012 km (0.091 R)
• M16: 4,119,626 km (0.075 R)
• M17: 4,506,337 km (0.081 R)
• M18: 5,814,271 km (0.062 R)
• M19: 7,486,177 km (0.026 R)
• M20: 8,220,553 km (0.079 R)
• M21: 8,308,516 km (0.098 R)
• M22: 8,842,880 km (0.103 R)
• M23: 9,068,773 km (0.101 R)
• M24: 9,618,844 km (0.101 R)
• M25: 12,326,715 km (0.116 R)
• M26: 12,427,544 km (0.033 R)
• M27: 13,038,502 km (0.09 R)
• M28: 13,295,960 km (0.086 R)
• M29: 13,920,680 km (0.081 R)
• M30: 14,501,868 km (0.089 R)
• M31: 14,822,307 km (0.115 R)
• M32: 15,415,761 km (0.031 R)
• M33: 15,578,973 km (0.098 R)
• M34: 16,570,208 km (0.066 R)
• M35: 16,737,459 km (0.098 R)
• M36: 18,095,358 km (0.103 R)
• M37: 20,495,955 km (0.115 R)
• M38: 20,615,634 km (0.112 R)
• M39: 20,915,727 km (0.115 R)
• M40: 21,642,025 km (0.065 R)
• M41: 21,947,204 km (0.057 R)
• M42: 22,253,730 km (0.105 R)
• M43: 22,623,387 km (0.098 R)
• M44: 22,870,971 km (0.048 R)
• M45: 23,119,453 km (0.095 R)
• M46: 23,306,451 km (0.05 R)
• M47: 23,431,365 km (0.12 R)
• M48: 25,075,745 km (0.064 R)
• M49: 25,976,473 km (0.096 R)
• M50: 28,075,032 km (0.111 R)
• M51: 28,341,167 km (0.04 R)
• M52: 28,675,069 km (0.11 R)
• M53: 30,227,596 km (0.076 R)
• M54: 30,363,880 km (0.077 R)
• M55: 30,500,313 km (0.071 R)
• M56: 31,185,920 km (0.109 R)
• M57: 32,015,440 km (0.087 R)
• M58: 32,223,830 km (0.082 R)
• M59: 32,432,818 km (0.059 R)
• M60: 32,572,393 km (0.036 R)
• M61: 32,922,153 km (0.091 R)
• M62: 33,062,326 km (0.063 R)
• M63: 34,191,491 km (0.107 R)
• M64: 35,908,874 km (0.079 R)
• M65: 36,125,492 km (0.108 R)
• M66: 36,415,114 km (0.062 R)
• M67: 37,947,744 km (0.1 R)
• M68: 38,315,755 km (0.102 R)
• M69: 39,949,214 km (0.092 R)
• M70: 40,925,190 km (0.107 R)
• M71: 41,453,869 km (0.09 R)
• M72: 42,747,442 km (0.105 R)
• M73: 43,283,900 km (0.072 R)
• M74: 43,745,559 km (0.084 R)
• M75: 43,899,794 km (0.087 R)
• M76: 44,518,531 km (0.079 R)
• M77: 45,140,110 km (0.105 R)
• M78: 45,999,550 km (0.056 R)
• M79: 46,392,095 km (0.118 R)
• M80: 47,576,012 km (0.112 R)
• M81: 48,690,068 km (0.102 R)
• M82: 48,930,023 km (0.098 R)
• M83: 49,410,830 km (0.107 R)
• M84: 51,350,068 km (0.1 R)
• M85: 51,675,592 km (0.086 R)
• M86: 54,554,005 km (0.081 R)
• M87: 54,803,086 km (0.118 R)

Kuiper Belt

Range: 31.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 10,809 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit