🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.58 AU - 0.68 AU

Year: 177 Days

Day: 30.7 Hours

Environment

Temp: 164 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 66,754,425 km

• M1: 43,982 km (0.095 R)
• M2: 341,981 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.67 AU - 0.71 AU

Year: 203 Days

Day: 38.8 Hours

Environment

Temp: 213 °C

Axial Tilt: 2.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.6 AU - 0.96 AU

Year: 244 Days

Day: 35 Hours

Environment

Temp: 198 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.79 AU - 1.27 AU

Year: 371 Days

Day: 30.3 Hours

Environment

Temp: 122 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.13 AU - 1.77 AU

Year: 619 Days

Day: 22.1 Hours

Environment

Temp: -10 °C

Axial Tilt: 8.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.38 AU - 3.4 AU

Year: 1743 Days

Day: 40.5 Hours

Environment

Temp: -94 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,754,425 km

• M1: 742,305 km (0.119 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.71 AU - 3.61 AU

Year: 1993 Days

Day: 33.4 Hours

Environment

Temp: -101 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,754,425 km

• M1: 790,475 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.2

Radius: 13.8

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 9 AU - 9.74 AU

Year: 10175 Days

Day: 9.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 66,754,425 km

• M1: 185,950 km (0.099 R)
• M2: 459,415 km (0.099 R)
• M3: 679,025 km (0.075 R)
• M4: 888,611 km (0.099 R)
• M5: 1,018,761 km (0.109 R)
• M6: 1,299,856 km (0.062 R)
• M7: 1,450,202 km (0.104 R)
• M8: 1,547,291 km (0.093 R)
• M9: 1,666,969 km (0.104 R)
• M10: 2,023,311 km (0.067 R)
• M11: 2,154,957 km (0.12 R)
• M12: 2,473,750 km (0.074 R)
• M13: 2,881,554 km (0.09 R)
• M14: 3,081,118 km (0.106 R)
• M15: 3,182,545 km (0.11 R)
• M16: 3,415,170 km (0.109 R)
• M17: 4,034,954 km (0.084 R)
• M18: 4,287,176 km (0.096 R)
• M19: 4,401,020 km (0.118 R)
• M20: 4,515,761 km (0.11 R)
• M21: 4,955,429 km (0.109 R)
• M22: 5,439,528 km (0.114 R)
• M23: 5,656,295 km (0.095 R)
• M24: 5,749,944 km (0.08 R)
• M25: 6,034,479 km (0.074 R)
• M26: 6,848,740 km (0.115 R)
• M27: 7,801,828 km (0.113 R)
• M28: 8,436,572 km (0.111 R)
• M29: 8,905,262 km (0.054 R)
• M30: 9,014,618 km (0.117 R)
• M31: 9,124,573 km (0.056 R)
• M32: 9,382,629 km (0.113 R)
• M33: 11,493,156 km (0.087 R)
• M34: 11,692,121 km (0.054 R)
• M35: 12,417,970 km (0.052 R)
• M36: 13,324,832 km (0.062 R)
• M37: 14,424,227 km (0.061 R)
• M38: 14,681,984 km (0.109 R)
• M39: 15,333,333 km (0.12 R)
• M40: 15,640,457 km (0.089 R)
• M41: 15,949,676 km (0.12 R)
• M42: 16,305,570 km (0.061 R)
• M43: 16,574,247 km (0.101 R)
• M44: 16,799,242 km (0.117 R)
• M45: 16,934,778 km (0.043 R)
• M46: 18,031,779 km (0.118 R)
• M47: 18,682,231 km (0.044 R)
• M48: 19,863,156 km (0.072 R)
• M49: 20,294,148 km (0.079 R)
• M50: 21,556,604 km (0.113 R)
• M51: 21,851,611 km (0.072 R)
• M52: 22,495,181 km (0.036 R)
• M53: 23,396,808 km (0.058 R)
• M54: 23,902,748 km (0.055 R)
• M55: 24,361,265 km (0.112 R)
• M56: 25,235,216 km (0.115 R)
• M57: 25,390,499 km (0.12 R)
• M58: 26,067,130 km (0.088 R)
• M59: 26,224,208 km (0.06 R)
• M60: 26,749,745 km (0.062 R)
• M61: 28,078,922 km (0.099 R)
• M62: 28,186,184 km (0.099 R)
• M63: 28,347,450 km (0.093 R)
• M64: 28,995,059 km (0.113 R)
• M65: 29,103,518 km (0.096 R)
• M66: 29,429,641 km (0.076 R)
• M67: 29,538,548 km (0.04 R)
• M68: 30,690,901 km (0.093 R)
• M69: 32,137,811 km (0.104 R)
• M70: 32,700,299 km (0.105 R)
• M71: 33,266,079 km (0.114 R)
• M72: 33,493,168 km (0.113 R)
• M73: 35,213,544 km (0.105 R)
• M74: 35,445,121 km (0.106 R)
• M75: 35,735,341 km (0.117 R)
• M76: 36,845,058 km (0.115 R)
• M77: 36,962,492 km (0.069 R)
• M78: 37,551,758 km (0.118 R)
• M79: 37,670,090 km (0.111 R)
• M80: 38,859,094 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.7

Radius: 6.6

Gravity: 15.4 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 9.91 AU - 16.07 AU

Year: 16609 Days

Day: 15 Hours

Environment

Temp: -191 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 66,754,425 km

• M1: 113,096 km (0.095 R)
• M2: 556,654 km (0.072 R)
• M3: 1,013,376 km (0.103 R)
• M4: 1,212,491 km (0.101 R)
• M5: 1,562,550 km (0.097 R)
• M6: 1,676,394 km (0.091 R)
• M7: 1,734,288 km (0.112 R)
• M8: 1,792,930 km (0.097 R)
• M9: 2,318,169 km (0.118 R)
• M10: 2,923,142 km (0.12 R)
• M11: 3,425,941 km (0.058 R)
• M12: 3,499,992 km (0.115 R)
• M13: 3,725,286 km (0.085 R)
• M14: 4,796,557 km (0.041 R)
• M15: 4,879,583 km (0.064 R)
• M16: 5,344,384 km (0.102 R)
• M17: 5,430,403 km (0.071 R)
• M18: 5,735,134 km (0.087 R)
• M19: 5,779,115 km (0.078 R)
• M20: 5,956,239 km (0.12 R)
• M21: 6,225,216 km (0.12 R)
• M22: 8,216,962 km (0.05 R)
• M23: 8,516,308 km (0.073 R)
• M24: 8,667,401 km (0.06 R)
• M25: 10,066,441 km (0.058 R)
• M26: 10,548,146 km (0.106 R)
• M27: 11,037,480 km (0.051 R)
• M28: 11,202,188 km (0.095 R)
• M29: 11,312,441 km (0.068 R)
• M30: 11,589,796 km (0.098 R)
• M31: 12,321,180 km (0.115 R)
• M32: 14,483,318 km (0.102 R)
• M33: 16,382,912 km (0.091 R)
• M34: 16,885,860 km (0.067 R)
• M35: 17,521,501 km (0.109 R)
• M36: 17,713,734 km (0.095 R)
• M37: 21,086,867 km (0.103 R)
• M38: 21,427,950 km (0.086 R)
• M39: 22,046,687 km (0.119 R)
• M40: 22,740,971 km (0.095 R)
• M41: 23,231,353 km (0.069 R)
• M42: 23,513,045 km (0.088 R)
• M43: 23,654,266 km (0.052 R)
• M44: 24,222,289 km (0.075 R)
• M45: 25,880,132 km (0.112 R)
• M46: 26,025,990 km (0.101 R)
• M47: 26,759,618 km (0.07 R)
• M48: 29,000,744 km (0.108 R)
• M49: 29,303,979 km (0.085 R)
• M50: 29,837,445 km (0.117 R)
• M51: 31,612,424 km (0.064 R)
• M52: 32,159,353 km (0.109 R)
• M53: 32,630,736 km (0.082 R)
• M54: 32,867,251 km (0.076 R)
• M55: 33,421,361 km (0.118 R)
• M56: 34,218,269 km (0.097 R)
• M57: 34,779,859 km (0.035 R)
• M58: 36,074,928 km (0.083 R)
• M59: 36,319,521 km (0.075 R)
• M60: 37,220,997 km (0.104 R)
• M61: 38,129,804 km (0.089 R)
• M62: 38,295,858 km (0.116 R)
• M63: 38,545,238 km (0.116 R)
• M64: 39,800,813 km (0.07 R)
• M65: 41,666,448 km (0.077 R)
• M66: 42,609,962 km (0.109 R)
• M67: 43,127,421 km (0.11 R)
• M68: 45,306,314 km (0.098 R)
• M69: 45,570,204 km (0.084 R)
• M70: 45,658,317 km (0.116 R)
• M71: 47,431,501 km (0.103 R)
• M72: 47,610,121 km (0.116 R)
• M73: 47,699,431 km (0.081 R)
• M74: 47,788,890 km (0.112 R)
• M75: 49,046,709 km (0.044 R)
• M76: 49,770,314 km (0.04 R)
• M77: 49,951,776 km (0.065 R)
• M78: 50,042,582 km (0.028 R)
• M79: 50,315,299 km (0.095 R)
• M80: 51,136,591 km (0.118 R)
• M81: 52,422,834 km (0.12 R)
• M82: 54,839,737 km (0.108 R)
• M83: 55,590,718 km (0.095 R)
• M84: 55,967,555 km (0.068 R)
• M85: 56,723,473 km (0.111 R)
• M86: 57,959,301 km (0.079 R)
• M87: 58,628,453 km (0.066 R)
• M88: 60,457,436 km (0.103 R)
• M89: 61,136,012 km (0.057 R)
• M90: 61,330,340 km (0.116 R)
• M91: 61,816,982 km (0.076 R)
• M92: 62,012,057 km (0.118 R)
• M93: 62,305,120 km (0.096 R)
• M94: 62,892,441 km (0.105 R)
• M95: 64,171,203 km (0.08 R)
• M96: 65,359,160 km (0.074 R)

Kuiper Belt

Range: 30.9 - 60.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 20,435 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit