🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.82 AU - 0.96 AU

Year: 310 Days

Day: 17.4 Hours

Environment

Temp: 164 °C

Axial Tilt: 28.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.99 AU - 1.43 AU

Year: 491 Days

Day: 41.7 Hours

Environment

Temp: 14 °C

Axial Tilt: 26.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 25,245,162 km

• M1: 302,038 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.14 AU - 1.5 AU

Year: 560 Days

Day: 35.1 Hours

Environment

Temp: -19 °C

Axial Tilt: 49.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.91 AU - 4.73 AU

Year: 3313 Days

Day: 40 Hours

Environment

Temp: -122 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,245,162 km

• M1: 1,118,842 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.2

Radius: 9

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.81 AU - 6.31 AU

Year: 4837 Days

Day: 7.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 25,245,162 km

• M1: 112,348 km (0.049 R)
• M2: 249,380 km (0.041 R)
• M3: 318,195 km (0.076 R)
• M4: 500,704 km (0.064 R)
• M5: 622,926 km (0.065 R)
• M6: 680,670 km (0.119 R)
• M7: 818,151 km (0.045 R)
• M8: 890,407 km (0.111 R)
• M9: 965,056 km (0.112 R)
• M10: 1,076,955 km (0.115 R)
• M11: 1,165,966 km (0.096 R)
• M12: 1,380,340 km (0.048 R)
• M13: 1,487,601 km (0.094 R)
• M14: 1,557,314 km (0.041 R)
• M15: 1,638,246 km (0.09 R)
• M16: 1,720,824 km (0.057 R)
• M17: 2,165,579 km (0.092 R)
• M18: 2,267,904 km (0.09 R)
• M19: 2,430,517 km (0.033 R)
• M20: 2,548,998 km (0.095 R)
• M21: 2,620,955 km (0.094 R)
• M22: 3,029,506 km (0.067 R)
• M23: 3,105,951 km (0.058 R)
• M24: 3,170,128 km (0.11 R)
• M25: 3,326,009 km (0.105 R)
• M26: 3,404,997 km (0.068 R)
• M27: 3,484,434 km (0.093 R)
• M28: 3,564,618 km (0.064 R)
• M29: 3,659,014 km (0.082 R)
• M30: 3,781,535 km (0.059 R)
• M31: 4,016,852 km (0.094 R)
• M32: 4,157,474 km (0.075 R)
• M33: 4,228,384 km (0.113 R)
• M34: 4,400,272 km (0.118 R)
• M35: 4,530,721 km (0.091 R)
• M36: 4,855,049 km (0.111 R)
• M37: 5,401,979 km (0.108 R)
• M38: 5,510,587 km (0.115 R)
• M39: 5,856,906 km (0.098 R)
• M40: 5,984,513 km (0.109 R)
• M41: 6,275,182 km (0.11 R)
• M42: 6,520,822 km (0.091 R)
• M43: 6,653,216 km (0.051 R)
• M44: 6,736,392 km (0.107 R)
• M45: 6,803,262 km (0.12 R)
• M46: 7,072,688 km (0.068 R)
• M47: 7,397,166 km (0.055 R)
• M48: 7,587,305 km (0.044 R)
• M49: 7,831,598 km (0.089 R)
• M50: 8,060,782 km (0.104 R)
• M51: 8,167,445 km (0.091 R)
• M52: 8,328,113 km (0.095 R)
• M53: 8,399,771 km (0.104 R)
• M54: 8,944,606 km (0.113 R)
• M55: 9,332,663 km (0.106 R)
• M56: 10,010,940 km (0.08 R)
• M57: 10,144,680 km (0.099 R)
• M58: 10,939,793 km (0.047 R)
• M59: 11,018,482 km (0.08 R)
• M60: 11,136,813 km (0.074 R)
• M61: 11,494,352 km (0.096 R)
• M62: 11,614,330 km (0.028 R)
• M63: 11,855,631 km (0.108 R)
• M64: 11,956,759 km (0.107 R)
• M65: 12,078,382 km (0.079 R)
• M66: 12,466,140 km (0.064 R)
• M67: 13,086,971 km (0.101 R)
• M68: 13,866,376 km (0.091 R)
• M69: 14,079,553 km (0.091 R)
• M70: 14,487,806 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.5

Radius: 13.6

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 6.01 AU - 8.03 AU

Year: 6863 Days

Day: 7.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 25,245,162 km

• M1: 171,439 km (0.077 R)
• M2: 333,304 km (0.101 R)
• M3: 715,377 km (0.035 R)
• M4: 1,108,969 km (0.065 R)
• M5: 1,198,578 km (0.106 R)
• M6: 1,440,627 km (0.081 R)
• M7: 1,568,085 km (0.12 R)
• M8: 1,714,242 km (0.1 R)
• M9: 1,865,186 km (0.118 R)
• M10: 2,036,476 km (0.108 R)
• M11: 2,479,585 km (0.074 R)
• M12: 2,651,622 km (0.028 R)
• M13: 2,792,095 km (0.059 R)
• M14: 2,899,057 km (0.116 R)
• M15: 3,154,421 km (0.057 R)
• M16: 3,398,116 km (0.085 R)
• M17: 4,065,023 km (0.056 R)
• M18: 4,289,569 km (0.089 R)
• M19: 5,031,276 km (0.083 R)
• M20: 5,495,478 km (0.105 R)
• M21: 5,744,259 km (0.052 R)
• M22: 5,835,663 km (0.073 R)
• M23: 6,112,868 km (0.056 R)
• M24: 6,206,217 km (0.117 R)
• M25: 6,418,048 km (0.103 R)
• M26: 6,632,272 km (0.086 R)
• M27: 6,800,570 km (0.111 R)
• M28: 7,537,788 km (0.087 R)
• M29: 7,713,565 km (0.088 R)
• M30: 8,120,472 km (0.114 R)
• M31: 9,302,145 km (0.055 R)
• M32: 9,653,551 km (0.116 R)
• M33: 10,202,724 km (0.045 R)
• M34: 10,677,698 km (0.083 R)
• M35: 11,131,129 km (0.081 R)
• M36: 11,331,590 km (0.112 R)
• M37: 12,145,402 km (0.061 R)
• M38: 12,233,665 km (0.036 R)
• M39: 12,618,880 km (0.082 R)
• M40: 12,947,995 km (0.114 R)
• M41: 13,158,778 km (0.118 R)
• M42: 13,736,974 km (0.111 R)
• M43: 14,479,129 km (0.095 R)
• M44: 14,572,927 km (0.043 R)
• M45: 15,584,957 km (0.053 R)
• M46: 15,938,157 km (0.039 R)
• M47: 16,816,147 km (0.07 R)
• M48: 17,509,982 km (0.085 R)
• M49: 17,643,124 km (0.093 R)
• M50: 17,877,095 km (0.086 R)
• M51: 18,381,838 km (0.11 R)
• M52: 18,755,085 km (0.046 R)
• M53: 19,028,101 km (0.092 R)
• M54: 20,307,761 km (0.097 R)
• M55: 20,412,779 km (0.065 R)
• M56: 20,799,190 km (0.115 R)
• M57: 21,081,781 km (0.117 R)
• M58: 22,045,041 km (0.11 R)
• M59: 22,152,901 km (0.113 R)
• M60: 23,314,828 km (0.106 R)
• M61: 24,347,801 km (0.096 R)
• M62: 24,795,099 km (0.064 R)
• M63: 25,057,344 km (0.112 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 18,755 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit