🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.49 AU - 0.57 AU

Year: 134 Days

Day: 21.2 Hours

Environment

Temp: 221 °C

Axial Tilt: 38.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.45 AU - 0.71 AU

Year: 154 Days

Day: 32.6 Hours

Environment

Temp: 266 °C

Axial Tilt: 58.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.64 AU - 0.66 AU

Year: 183 Days

Day: 47.5 Hours

Environment

Temp: 176 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.58 AU - 1.76 AU

Year: 752 Days

Day: 13.1 Hours

Environment

Temp: -36 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,507,400 km

• M1: 1,156,541 km (0.067 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.79 AU - 2.79 AU

Year: 1623 Days

Day: 47.4 Hours

Environment

Temp: -84 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,507,400 km

• M1: 2,244,267 km (0.113 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.58 AU - 5.02 AU

Year: 3662 Days

Day: 15.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 44 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 12.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.6

Radius: 10.7

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 11.76 AU - 12.66 AU

Year: 14858 Days

Day: 12.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 69,507,400 km

• M1: 134,339 km (0.111 R)
• M2: 465,249 km (0.108 R)
• M3: 743,352 km (0.037 R)
• M4: 847,771 km (0.113 R)
• M5: 973,733 km (0.062 R)
• M6: 1,089,372 km (0.109 R)
• M7: 1,192,445 km (0.047 R)
• M8: 1,483,712 km (0.119 R)
• M9: 1,618,499 km (0.089 R)
• M10: 1,818,063 km (0.08 R)
• M11: 1,920,986 km (0.045 R)
• M12: 2,026,004 km (0.103 R)
• M13: 2,330,286 km (0.063 R)
• M14: 2,397,455 km (0.114 R)
• M15: 2,487,962 km (0.088 R)
• M16: 4,088,061 km (0.084 R)
• M17: 4,585,624 km (0.074 R)
• M18: 4,670,446 km (0.045 R)
• M19: 4,870,308 km (0.044 R)
• M20: 5,131,656 km (0.112 R)
• M21: 5,607,377 km (0.117 R)
• M22: 5,881,440 km (0.108 R)
• M23: 6,159,692 km (0.081 R)
• M24: 7,548,709 km (0.044 R)
• M25: 7,783,727 km (0.093 R)
• M26: 7,885,154 km (0.068 R)
• M27: 9,676,888 km (0.068 R)
• M28: 9,859,248 km (0.104 R)
• M29: 10,153,207 km (0.091 R)
• M30: 11,821,224 km (0.111 R)
• M31: 12,212,123 km (0.086 R)
• M32: 12,369,650 km (0.055 R)
• M33: 12,448,637 km (0.102 R)
• M34: 13,329,170 km (0.063 R)
• M35: 14,938,843 km (0.112 R)
• M36: 15,531,550 km (0.041 R)
• M37: 15,659,606 km (0.105 R)
• M38: 16,132,036 km (0.101 R)
• M39: 16,391,738 km (0.12 R)
• M40: 16,871,498 km (0.077 R)
• M41: 16,959,163 km (0.068 R)
• M42: 17,844,632 km (0.038 R)
• M43: 18,790,540 km (0.109 R)
• M44: 19,200,887 km (0.088 R)
• M45: 19,660,302 km (0.108 R)
• M46: 19,937,806 km (0.065 R)
• M47: 20,216,507 km (0.063 R)
• M48: 20,309,706 km (0.118 R)
• M49: 20,965,992 km (0.093 R)
• M50: 21,249,480 km (0.106 R)
• M51: 23,513,345 km (0.037 R)
• M52: 23,758,685 km (0.04 R)
• M53: 24,054,290 km (0.108 R)
• M54: 24,648,942 km (0.081 R)
• M55: 25,449,440 km (0.074 R)
• M56: 26,615,107 km (0.103 R)
• M57: 26,768,295 km (0.105 R)
• M58: 27,024,556 km (0.092 R)
• M59: 27,281,565 km (0.102 R)
• M60: 27,797,977 km (0.075 R)
• M61: 29,103,219 km (0.106 R)
• M62: 29,630,850 km (0.083 R)
• M63: 30,588,725 km (0.12 R)
• M64: 30,856,506 km (0.109 R)
• M65: 31,071,478 km (0.062 R)
• M66: 31,502,619 km (0.111 R)
• M67: 31,610,778 km (0.062 R)
• M68: 31,881,550 km (0.075 R)
• M69: 32,972,418 km (0.076 R)
• M70: 33,853,998 km (0.061 R)
• M71: 34,242,205 km (0.118 R)
• M72: 35,022,806 km (0.074 R)
• M73: 35,471,600 km (0.112 R)
• M74: 35,809,392 km (0.075 R)
• M75: 36,601,812 km (0.068 R)
• M76: 36,772,353 km (0.089 R)
• M77: 37,057,188 km (0.11 R)
• M78: 37,514,359 km (0.095 R)
• M79: 38,376,791 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325.8

Radius: 7.5

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 13.08 AU - 21.76 AU

Year: 25320 Days

Day: 24.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 69,507,400 km

• M1: 99,483 km (0.073 R)
• M2: 247,136 km (0.1 R)
• M3: 509,381 km (0.105 R)
• M4: 823,237 km (0.108 R)
• M5: 1,378,844 km (0.11 R)
• M6: 2,030,342 km (0.117 R)
• M7: 2,125,786 km (0.091 R)
• M8: 2,354,521 km (0.104 R)
• M9: 3,051,198 km (0.087 R)
• M10: 3,384,502 km (0.114 R)
• M11: 3,613,088 km (0.063 R)
• M12: 3,925,897 km (0.097 R)
• M13: 4,329,213 km (0.09 R)
• M14: 4,703,357 km (0.095 R)
• M15: 4,788,029 km (0.082 R)
• M16: 5,174,890 km (0.108 R)
• M17: 5,482,912 km (0.107 R)
• M18: 5,706,411 km (0.044 R)
• M19: 8,203,648 km (0.117 R)
• M20: 8,874,295 km (0.113 R)
• M21: 9,455,483 km (0.117 R)
• M22: 10,158,144 km (0.116 R)
• M23: 10,488,157 km (0.058 R)
• M24: 10,599,009 km (0.107 R)
• M25: 10,821,760 km (0.093 R)
• M26: 10,933,660 km (0.066 R)
• M27: 11,613,432 km (0.104 R)
• M28: 12,306,818 km (0.094 R)
• M29: 12,540,939 km (0.098 R)
• M30: 12,835,647 km (0.095 R)
• M31: 13,013,668 km (0.096 R)
• M32: 13,132,748 km (0.053 R)
• M33: 14,037,367 km (0.097 R)
• M34: 14,098,403 km (0.098 R)
• M35: 14,220,624 km (0.12 R)
• M36: 15,463,184 km (0.033 R)
• M37: 15,526,165 km (0.077 R)
• M38: 16,610,749 km (0.104 R)
• M39: 16,999,404 km (0.093 R)
• M40: 17,653,746 km (0.091 R)
• M41: 18,249,743 km (0.12 R)
• M42: 18,919,792 km (0.093 R)
• M43: 20,768,523 km (0.039 R)
• M44: 21,608,515 km (0.085 R)
• M45: 23,538,776 km (0.067 R)
• M46: 23,611,331 km (0.057 R)
• M47: 25,897,037 km (0.107 R)
• M48: 26,573,818 km (0.095 R)
• M49: 27,104,142 km (0.114 R)
• M50: 28,716,059 km (0.072 R)
• M51: 28,871,192 km (0.076 R)
• M52: 28,948,983 km (0.077 R)
• M53: 29,416,477 km (0.084 R)
• M54: 29,886,363 km (0.047 R)
• M55: 30,201,117 km (0.071 R)
• M56: 31,072,226 km (0.113 R)
• M57: 32,596,329 km (0.115 R)
• M58: 32,839,126 km (0.071 R)
• M59: 34,886,223 km (0.094 R)
• M60: 35,549,989 km (0.098 R)
• M61: 36,217,944 km (0.086 R)
• M62: 37,058,684 km (0.118 R)
• M63: 38,076,099 km (0.11 R)
• M64: 39,102,639 km (0.1 R)
• M65: 40,051,539 km (0.06 R)
• M66: 40,224,923 km (0.12 R)
• M67: 41,620,671 km (0.119 R)
• M68: 42,236,416 km (0.088 R)
• M69: 48,095,117 km (0.099 R)
• M70: 48,833,532 km (0.025 R)
• M71: 49,111,485 km (0.079 R)
• M72: 50,508,879 km (0.084 R)
• M73: 50,602,527 km (0.118 R)
• M74: 51,447,755 km (0.097 R)
• M75: 52,108,230 km (0.083 R)
• M76: 54,298,492 km (0.083 R)
• M77: 54,586,468 km (0.051 R)
• M78: 55,453,238 km (0.058 R)
• M79: 57,493,304 km (0.025 R)
• M80: 60,251,290 km (0.067 R)
• M81: 60,947,519 km (0.12 R)
• M82: 62,951,382 km (0.06 R)
• M83: 63,153,040 km (0.113 R)
• M84: 63,961,467 km (0.108 R)
• M85: 64,570,031 km (0.096 R)
• M86: 66,715,265 km (0.11 R)
• M87: 69,195,298 km (0.084 R)

Kuiper Belt

Range: 31.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 11,788 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit