🌌 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: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.67 AU - 0.91 AU

Year: 253 Days

Day: 35.3 Hours

Environment

Temp: 173 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,892,526 km

• M1: 409,749 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.84 AU - 0.9 AU

Year: 292 Days

Day: 14.3 Hours

Environment

Temp: 107 °C

Axial Tilt: 173.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.74 AU - 1.06 AU

Year: 307 Days

Day: 33.7 Hours

Environment

Temp: 124 °C

Axial Tilt: 6.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,892,526 km

• M1: 37,699 km (0.031 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.03 AU - 1.35 AU

Year: 467 Days

Day: 42.1 Hours

Environment

Temp: 0 °C

Axial Tilt: 8.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.66 AU - 2.98 AU

Year: 1704 Days

Day: 31.6 Hours

Environment

Temp: -93 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,892,526 km

• M1: 91,853 km (0.118 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.53 AU - 5.57 AU

Year: 3493 Days

Day: 22.8 Hours

Environment

Temp: -121 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,892,526 km

• M1: 745,745 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.5

Radius: 13.5

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 7.18 AU - 8.84 AU

Year: 8159 Days

Day: 5.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 63,892,526 km

• M1: 220,358 km (0.098 R)
• M2: 336,894 km (0.112 R)
• M3: 646,113 km (0.041 R)
• M4: 956,529 km (0.091 R)
• M5: 1,101,938 km (0.115 R)
• M6: 1,416,243 km (0.083 R)
• M7: 1,520,513 km (0.061 R)
• M8: 1,895,255 km (0.11 R)
• M9: 2,105,740 km (0.119 R)
• M10: 2,250,401 km (0.091 R)
• M11: 2,575,627 km (0.103 R)
• M12: 2,889,333 km (0.081 R)
• M13: 2,996,745 km (0.108 R)
• M14: 3,727,829 km (0.084 R)
• M15: 4,265,783 km (0.116 R)
• M16: 4,357,936 km (0.044 R)
• M17: 4,606,717 km (0.093 R)
• M18: 4,701,263 km (0.115 R)
• M19: 4,924,463 km (0.111 R)
• M20: 5,381,484 km (0.093 R)
• M21: 5,581,497 km (0.118 R)
• M22: 5,716,284 km (0.102 R)
• M23: 6,196,643 km (0.1 R)
• M24: 6,547,749 km (0.096 R)
• M25: 6,977,843 km (0.114 R)
• M26: 7,380,112 km (0.076 R)
• M27: 7,565,464 km (0.109 R)
• M28: 9,302,893 km (0.113 R)
• M29: 9,624,379 km (0.057 R)
• M30: 10,946,675 km (0.062 R)
• M31: 11,286,112 km (0.097 R)
• M32: 11,542,972 km (0.051 R)
• M33: 11,801,776 km (0.114 R)
• M34: 13,440,172 km (0.089 R)
• M35: 14,401,637 km (0.063 R)
• M36: 14,540,763 km (0.045 R)
• M37: 14,960,984 km (0.11 R)
• M38: 17,714,033 km (0.119 R)
• M39: 18,263,207 km (0.031 R)
• M40: 18,514,532 km (0.109 R)
• M41: 18,615,510 km (0.106 R)
• M42: 18,919,344 km (0.054 R)
• M43: 19,173,660 km (0.1 R)
• M44: 19,275,835 km (0.066 R)
• M45: 19,429,323 km (0.109 R)
• M46: 19,634,571 km (0.046 R)
• M47: 19,995,551 km (0.094 R)
• M48: 20,828,811 km (0.12 R)
• M49: 21,091,654 km (0.101 R)
• M50: 21,939,725 km (0.115 R)
• M51: 22,207,206 km (0.054 R)
• M52: 23,341,905 km (0.035 R)
• M53: 23,998,640 km (0.097 R)
• M54: 24,384,752 km (0.035 R)
• M55: 24,828,310 km (0.04 R)
• M56: 25,330,659 km (0.104 R)
• M57: 25,611,155 km (0.109 R)
• M58: 25,723,653 km (0.099 R)
• M59: 25,892,699 km (0.116 R)
• M60: 26,118,741 km (0.101 R)
• M61: 26,743,611 km (0.119 R)
• M62: 26,972,047 km (0.071 R)
• M63: 27,086,490 km (0.111 R)
• M64: 27,201,082 km (0.032 R)
• M65: 28,356,276 km (0.082 R)
• M66: 28,589,200 km (0.111 R)
• M67: 28,706,036 km (0.113 R)
• M68: 29,704,452 km (0.03 R)
• M69: 31,735,543 km (0.112 R)
• M70: 32,341,564 km (0.093 R)
• M71: 32,706,882 km (0.052 R)
• M72: 32,890,139 km (0.046 R)
• M73: 33,196,216 km (0.09 R)
• M74: 33,380,222 km (0.083 R)
• M75: 33,503,191 km (0.1 R)
• M76: 35,867,436 km (0.096 R)
• M77: 36,625,299 km (0.06 R)
• M78: 37,069,754 km (0.117 R)
• M79: 37,388,248 km (0.116 R)
• M80: 38,285,087 km (0.087 R)
• M81: 38,478,218 km (0.088 R)
• M82: 41,215,560 km (0.103 R)
• M83: 41,479,600 km (0.112 R)
• M84: 42,075,598 km (0.12 R)
• M85: 42,541,146 km (0.114 R)
• M86: 42,741,159 km (0.078 R)
• M87: 44,285,158 km (0.063 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.8

Radius: 9.5

Gravity: 9.29 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 9.19 AU - 13.67 AU

Year: 13907 Days

Day: 9 Hours

Environment

Temp: -177 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 63,892,526 km

• M1: 120,127 km (0.083 R)
• M2: 259,552 km (0.087 R)
• M3: 788,830 km (0.068 R)
• M4: 963,261 km (0.076 R)
• M5: 1,150,707 km (0.116 R)
• M6: 1,299,258 km (0.102 R)
• M7: 1,507,348 km (0.038 R)
• M8: 1,670,709 km (0.057 R)
• M9: 2,015,083 km (0.119 R)
• M10: 2,605,247 km (0.048 R)
• M11: 2,869,287 km (0.117 R)
• M12: 3,387,494 km (0.106 R)
• M13: 4,667,454 km (0.079 R)
• M14: 5,110,712 km (0.1 R)
• M15: 6,211,603 km (0.106 R)
• M16: 6,924,586 km (0.116 R)
• M17: 7,290,802 km (0.085 R)
• M18: 7,429,778 km (0.11 R)
• M19: 7,804,671 km (0.11 R)
• M20: 8,282,037 km (0.091 R)
• M21: 8,867,414 km (0.117 R)
• M22: 8,966,148 km (0.114 R)
• M23: 9,265,045 km (0.119 R)
• M24: 9,719,374 km (0.03 R)
• M25: 9,974,887 km (0.06 R)
• M26: 10,077,810 km (0.08 R)
• M27: 10,284,554 km (0.119 R)
• M28: 11,554,491 km (0.11 R)
• M29: 11,770,959 km (0.113 R)
• M30: 11,879,717 km (0.097 R)
• M31: 14,355,112 km (0.089 R)
• M32: 15,352,930 km (0.098 R)
• M33: 15,590,940 km (0.103 R)
• M34: 15,710,469 km (0.089 R)
• M35: 16,312,451 km (0.083 R)
• M36: 16,616,284 km (0.053 R)
• M37: 17,476,921 km (0.082 R)
• M38: 19,177,400 km (0.116 R)
• M39: 19,369,633 km (0.055 R)
• M40: 20,209,924 km (0.096 R)
• M41: 21,725,500 km (0.117 R)
• M42: 21,858,942 km (0.069 R)
• M43: 24,516,548 km (0.088 R)
• M44: 24,655,674 km (0.102 R)
• M45: 25,989,339 km (0.074 R)
• M46: 26,843,842 km (0.117 R)
• M47: 27,274,534 km (0.108 R)
• M48: 27,346,491 km (0.058 R)
• M49: 27,924,687 km (0.106 R)
• M50: 28,580,224 km (0.113 R)
• M51: 28,653,228 km (0.069 R)
• M52: 28,726,531 km (0.09 R)
• M53: 30,129,011 km (0.097 R)
• M54: 31,101,547 km (0.054 R)
• M55: 31,176,795 km (0.049 R)
• M56: 31,780,871 km (0.111 R)
• M57: 32,923,799 km (0.094 R)
• M58: 36,195,205 km (0.108 R)
• M59: 36,591,490 km (0.054 R)
• M60: 37,468,432 km (0.082 R)
• M61: 38,271,623 km (0.082 R)
• M62: 39,080,499 km (0.047 R)
• M63: 39,405,575 km (0.068 R)
• M64: 39,976,740 km (0.044 R)
• M65: 40,222,379 km (0.102 R)
• M66: 40,304,359 km (0.09 R)
• M67: 42,372,101 km (0.107 R)
• M68: 43,376,651 km (0.046 R)
• M69: 44,135,411 km (0.108 R)
• M70: 45,068,603 km (0.116 R)
• M71: 45,153,724 km (0.112 R)
• M72: 46,351,554 km (0.088 R)
• M73: 46,781,947 km (0.092 R)
• M74: 46,954,433 km (0.097 R)
• M75: 47,127,219 km (0.104 R)
• M76: 47,820,156 km (0.058 R)
• M77: 48,342,103 km (0.039 R)
• M78: 50,537,302 km (0.078 R)
• M79: 51,869,920 km (0.059 R)
• M80: 51,959,230 km (0.034 R)
• M81: 52,585,297 km (0.105 R)
• M82: 52,675,056 km (0.09 R)
• M83: 52,854,573 km (0.087 R)
• M84: 53,124,149 km (0.115 R)
• M85: 54,026,074 km (0.086 R)
• M86: 54,116,581 km (0.08 R)
• M87: 56,578,363 km (0.088 R)
• M88: 56,854,222 km (0.108 R)
• M89: 59,263,047 km (0.115 R)
• M90: 62,083,565 km (0.073 R)

Kuiper Belt

Range: 30.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 16,503 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit