🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.56 AU - 0.88 AU

Year: 224 Days

Day: 31.3 Hours

Environment

Temp: 180 °C

Axial Tilt: 11.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.28 AU - 1.66 AU

Year: 654 Days

Day: 37.3 Hours

Environment

Temp: -39 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.58 AU - 1.86 AU

Year: 828 Days

Day: 29.3 Hours

Environment

Temp: -62 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 34,093,885 km

• M1: 297,550 km (0.065 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.83 AU - 2.35 AU

Year: 1109 Days

Day: 37.2 Hours

Environment

Temp: -64 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.74 AU - 2.78 AU

Year: 1247 Days

Day: 38.4 Hours

Environment

Temp: -76 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.38 AU - 2.38 AU

Year: 1348 Days

Day: 47.6 Hours

Environment

Temp: -77 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.6 AU - 5.68 AU

Year: 3669 Days

Day: 30.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.2

Radius: 9.3

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.76 AU - 4.78 AU

Year: 3824 Days

Day: 5.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 34,093,885 km

• M1: 164,258 km (0.048 R)
• M2: 224,098 km (0.102 R)
• M3: 383,569 km (0.099 R)
• M4: 650,152 km (0.1 R)
• M5: 789,129 km (0.116 R)
• M6: 873,352 km (0.075 R)
• M7: 994,227 km (0.112 R)
• M8: 1,290,431 km (0.104 R)
• M9: 1,429,557 km (0.105 R)
• M10: 1,533,977 km (0.115 R)
• M11: 2,020,768 km (0.072 R)
• M12: 2,079,261 km (0.096 R)
• M13: 2,365,741 km (0.08 R)
• M14: 2,443,232 km (0.109 R)
• M15: 2,632,773 km (0.054 R)
• M16: 2,761,726 km (0.026 R)
• M17: 3,059,875 km (0.084 R)
• M18: 3,127,643 km (0.115 R)
• M19: 3,651,235 km (0.101 R)
• M20: 4,449,041 km (0.057 R)
• M21: 4,545,232 km (0.11 R)
• M22: 4,681,067 km (0.062 R)
• M23: 4,798,651 km (0.082 R)
• M24: 4,937,029 km (0.107 R)
• M25: 5,076,903 km (0.054 R)
• M26: 5,545,294 km (0.061 R)
• M27: 5,942,775 km (0.091 R)
• M28: 6,479,682 km (0.084 R)
• M29: 6,567,047 km (0.099 R)
• M30: 6,720,984 km (0.1 R)
• M31: 6,831,536 km (0.059 R)
• M32: 7,189,674 km (0.114 R)
• M33: 7,439,502 km (0.053 R)
• M34: 7,508,168 km (0.059 R)
• M35: 7,807,962 km (0.099 R)
• M36: 8,135,282 km (0.078 R)
• M37: 8,300,587 km (0.105 R)
• M38: 8,610,704 km (0.067 R)
• M39: 8,924,560 km (0.078 R)
• M40: 9,095,102 km (0.075 R)
• M41: 9,340,741 km (0.113 R)
• M42: 9,489,143 km (0.054 R)
• M43: 9,838,304 km (0.103 R)
• M44: 10,090,526 km (0.115 R)
• M45: 10,523,911 km (0.026 R)
• M46: 10,626,834 km (0.078 R)
• M47: 10,730,057 km (0.096 R)
• M48: 10,807,698 km (0.105 R)
• M49: 11,120,059 km (0.118 R)
• M50: 11,198,597 km (0.117 R)
• M51: 11,488,368 km (0.102 R)
• M52: 11,567,805 km (0.077 R)
• M53: 11,674,019 km (0.065 R)
• M54: 11,914,124 km (0.095 R)
• M55: 13,389,009 km (0.067 R)
• M56: 13,556,559 km (0.103 R)
• M57: 13,696,583 km (0.096 R)
• M58: 13,921,578 km (0.063 R)
• M59: 14,204,767 km (0.088 R)
• M60: 14,290,037 km (0.109 R)
• M61: 14,375,458 km (0.032 R)
• M62: 14,604,343 km (0.071 R)
• M63: 15,065,403 km (0.099 R)
• M64: 15,152,469 km (0.094 R)
• M65: 15,619,214 km (0.045 R)
• M66: 15,707,328 km (0.081 R)
• M67: 16,447,687 km (0.072 R)
• M68: 16,507,377 km (0.106 R)
• M69: 16,807,022 km (0.072 R)
• M70: 17,017,805 km (0.027 R)
• M71: 17,078,243 km (0.106 R)
• M72: 17,350,959 km (0.052 R)
• M73: 17,563,987 km (0.086 R)
• M74: 18,456,039 km (0.107 R)
• M75: 19,583,857 km (0.065 R)
• M76: 19,678,852 km (0.119 R)
• M77: 20,348,153 km (0.099 R)
• M78: 21,676,133 km (0.108 R)
• M79: 21,807,181 km (0.069 R)
• M80: 21,938,528 km (0.113 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.8

Radius: 9.8

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 6.77 AU - 7.57 AU

Year: 7048 Days

Day: 13.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 34,093,885 km

• M1: 125,213 km (0.088 R)
• M2: 232,774 km (0.093 R)
• M3: 302,936 km (0.12 R)
• M4: 482,004 km (0.099 R)
• M5: 661,073 km (0.099 R)
• M6: 735,423 km (0.107 R)
• M7: 862,881 km (0.062 R)
• M8: 1,570,628 km (0.071 R)
• M9: 1,764,208 km (0.042 R)
• M10: 2,020,768 km (0.103 R)
• M11: 2,160,642 km (0.09 R)
• M12: 2,783,418 km (0.078 R)
• M13: 2,845,501 km (0.106 R)
• M14: 3,034,742 km (0.044 R)
• M15: 3,244,479 km (0.057 R)
• M16: 3,342,914 km (0.103 R)
• M17: 3,459,002 km (0.117 R)
• M18: 4,399,524 km (0.069 R)
• M19: 5,202,116 km (0.048 R)
• M20: 5,551,427 km (0.044 R)
• M21: 6,069,634 km (0.075 R)
• M22: 6,232,247 km (0.05 R)
• M23: 6,314,077 km (0.115 R)
• M24: 6,478,785 km (0.111 R)
• M25: 6,644,988 km (0.049 R)
• M26: 6,707,669 km (0.089 R)
• M27: 6,833,631 km (0.099 R)
• M28: 7,584,163 km (0.107 R)
• M29: 8,293,108 km (0.101 R)
• M30: 8,383,315 km (0.111 R)
• M31: 9,964,864 km (0.08 R)
• M32: 10,060,606 km (0.11 R)
• M33: 10,205,118 km (0.057 R)
• M34: 10,495,936 km (0.099 R)
• M35: 10,593,474 km (0.03 R)
• M36: 10,814,131 km (0.095 R)
• M37: 11,110,634 km (0.094 R)
• M38: 11,409,830 km (0.104 R)
• M39: 11,661,304 km (0.102 R)
• M40: 11,990,868 km (0.095 R)
• M41: 12,997,811 km (0.116 R)
• M42: 13,365,971 km (0.053 R)
• M43: 13,445,258 km (0.089 R)
• M44: 13,604,430 km (0.109 R)
• M45: 14,085,687 km (0.115 R)
• M46: 14,274,330 km (0.061 R)
• M47: 14,463,721 km (0.071 R)
• M48: 14,845,195 km (0.103 R)
• M49: 15,257,636 km (0.108 R)
• M50: 15,701,643 km (0.108 R)
• M51: 15,869,342 km (0.097 R)
• M52: 16,121,863 km (0.106 R)
• M53: 16,262,785 km (0.113 R)
• M54: 16,916,078 km (0.063 R)
• M55: 17,202,858 km (0.053 R)
• M56: 17,810,225 km (0.111 R)
• M57: 17,897,590 km (0.088 R)
• M58: 18,014,276 km (0.083 R)
• M59: 18,248,397 km (0.09 R)
• M60: 18,454,094 km (0.098 R)
• M61: 19,314,581 km (0.088 R)
• M62: 19,734,652 km (0.049 R)
• M63: 19,855,228 km (0.09 R)
• M64: 20,188,083 km (0.118 R)
• M65: 20,431,180 km (0.084 R)

Planet 10 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.6

Radius: 11.5

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 7.01 AU - 8.67 AU

Year: 8058 Days

Day: 6.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 34,093,885 km

• M1: 199,264 km (0.082 R)
• M2: 302,038 km (0.119 R)
• M3: 384,616 km (0.117 R)
• M4: 604,974 km (0.085 R)
• M5: 731,833 km (0.065 R)
• M6: 969,544 km (0.057 R)
• M7: 1,298,210 km (0.067 R)
• M8: 1,519,166 km (0.105 R)
• M9: 1,679,535 km (0.075 R)
• M10: 1,978,881 km (0.116 R)
• M11: 2,095,717 km (0.105 R)
• M12: 2,480,931 km (0.113 R)
• M13: 2,910,576 km (0.045 R)
• M14: 3,271,257 km (0.094 R)
• M15: 3,457,057 km (0.081 R)
• M16: 3,670,234 km (0.116 R)
• M17: 3,814,895 km (0.119 R)
• M18: 4,134,736 km (0.107 R)
• M19: 4,540,595 km (0.076 R)
• M20: 4,774,566 km (0.068 R)
• M21: 5,039,055 km (0.094 R)
• M22: 5,889,967 km (0.12 R)
• M23: 6,088,185 km (0.093 R)
• M24: 6,317,668 km (0.117 R)
• M25: 6,404,434 km (0.111 R)
• M26: 7,172,919 km (0.1 R)
• M27: 7,415,417 km (0.101 R)
• M28: 7,506,971 km (0.107 R)
• M29: 7,815,142 km (0.094 R)
• M30: 7,908,342 km (0.092 R)
• M31: 8,316,744 km (0.072 R)
• M32: 8,732,028 km (0.104 R)
• M33: 9,056,057 km (0.062 R)
• M34: 9,816,463 km (0.05 R)
• M35: 9,950,802 km (0.119 R)
• M36: 10,085,888 km (0.114 R)
• M37: 10,221,424 km (0.098 R)
• M38: 10,666,179 km (0.08 R)
• M39: 10,977,941 km (0.065 R)
• M40: 11,257,539 km (0.104 R)
• M41: 11,539,531 km (0.073 R)
• M42: 11,823,767 km (0.097 R)
• M43: 12,146,450 km (0.1 R)
• M44: 12,290,811 km (0.092 R)
• M45: 12,617,683 km (0.105 R)
• M46: 12,763,840 km (0.025 R)
• M47: 13,020,999 km (0.072 R)
• M48: 13,094,750 km (0.119 R)
• M49: 13,242,852 km (0.091 R)
• M50: 13,915,744 km (0.086 R)
• M51: 15,764,474 km (0.068 R)
• M52: 15,843,162 km (0.1 R)
• M53: 16,079,976 km (0.12 R)
• M54: 16,318,136 km (0.072 R)
• M55: 16,998,956 km (0.06 R)
• M56: 17,444,458 km (0.116 R)
• M57: 17,975,979 km (0.103 R)
• M58: 19,222,728 km (0.082 R)
• M59: 20,154,723 km (0.094 R)
• M60: 20,540,236 km (0.052 R)
• M61: 20,712,424 km (0.088 R)
• M62: 21,231,678 km (0.051 R)
• M63: 21,362,127 km (0.073 R)
• M64: 22,106,676 km (0.064 R)
• M65: 22,238,920 km (0.097 R)
• M66: 22,904,182 km (0.112 R)
• M67: 24,801,532 km (0.038 R)
• M68: 25,076,792 km (0.039 R)
• M69: 25,168,645 km (0.088 R)
• M70: 25,537,703 km (0.096 R)
• M71: 25,815,506 km (0.044 R)
• M72: 26,795,971 km (0.074 R)
• M73: 27,172,658 km (0.099 R)
• M74: 27,503,718 km (0.053 R)
• M75: 30,641,234 km (0.116 R)
• M76: 30,887,323 km (0.061 R)
• M77: 32,377,168 km (0.051 R)
• M78: 32,778,389 km (0.09 R)
• M79: 33,030,013 km (0.092 R)
• M80: 33,433,927 km (0.104 R)
• M81: 33,941,214 km (0.114 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 170 - 18,029 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit